adeterminerUS /ə/
used before a singular noun to mean one of a group, when it is not a particular one
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
AbyssiniannounUS /æbˈsɪniːən/
a small slender short-haired breed of African origin having brownish fur with a reddish undercoat
From this reading Cotton and tobacco were produced largely, and we daily met droves of camels laden with these goods, en route for the Abyssinian market.
andeterminerUS /æn/
the form of “a” used before a word that begins with a vowel sound
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
andconjunctionUS /ənd/
used to join words or parts of a sentence that go together
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
ArabsnounUS /ˈærəbz/
plural of “arab” — a member of a Semitic people originally from the Arabian peninsula and surrounding territories who speaks Arabic and who inhabits much of the Middle East and northern Africa
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
arrivalnounUS /ərˈaɪvəl/
accomplishment of an objective
From this reading We had now fairly quitted Abyssinian territory, and upon our arrival at the Rahad we were upon the soil of Upper Egypt.
atprepositionUS /æt/
in or near a particular place or position
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
Atbara
Dictionary entry pending editorial verification. Tap Listen to hear the word.
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
BANKSnounUS /bæŋks/
English botanist who accompanied Captain Cook on his first voyage to the Pacific Ocean (1743-1820)
From this reading FERTILITY OF THE COUNTRY ON THE BANKS OF THE RAHAD.
BlueadjectiveUS /bluː/
of the color intermediate between green and violet; having a color similar to that of a clear unclouded sky
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
borderedadjectiveUS /ˈbɔːrdərd/
having a border especially of a specified kind; sometimes used as a combining term
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
byprepositionUS /baɪ/
showing who or what does the action
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
camelsnounUS /ˈkæməlz/
plural of “camel” — cud-chewing mammal used as a draft or saddle animal in desert regions
From this reading Cotton and tobacco were produced largely, and we daily met droves of camels laden with these goods, en route for the Abyssinian market.
considerableadjectiveUS /kənˈsɪdərəbəl/
large or relatively large in number or amount or extent or degree
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
CottonnounUS /ˈkɑːtən/
soft silky fibers from cotton plants in their raw state
From this reading Cotton and tobacco were produced largely, and we daily met droves of camels laden with these goods, en route for the Abyssinian market.
COUNTRYnounUS /ˈkʌntri/
a politically organized body of people under a single government
From this reading FERTILITY OF THE COUNTRY ON THE BANKS OF THE RAHAD.
cultivatedadjectiveUS /ˈkʌltəveɪtɪd/
(of land or fields) prepared for raising crops by plowing or fertilizing
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
dailyadverbUS /ˈdeɪli/
every day; without missing a day
From this reading WE daily followed the banks of the Rahad, the monotony of which I will not inflict upon the public.
drovesnounUS /droʊvz/
plural of “drove” — a group of animals (a herd or flock) moving together
From this reading Cotton and tobacco were produced largely, and we daily met droves of camels laden with these goods, en route for the Abyssinian market.
EgyptnounUS /ˈiːdʒəpt/
a republic in northeastern Africa known as the United Arab Republic until 1971; site of an ancient civilization that flourished from 2600 to 30 BC
From this reading We had now fairly quitted Abyssinian territory, and upon our arrival at the Rahad we were upon the soil of Upper Egypt.
ennounUS /en/
half the width of an em
From this reading Cotton and tobacco were produced largely, and we daily met droves of camels laden with these goods, en route for the Abyssinian market.
extentnounUS /ɪkˈstent/
the point or degree to which something extends
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
fairlyadverbUS /ˈferli/
to certain extent or degree
From this reading We had now fairly quitted Abyssinian territory, and upon our arrival at the Rahad we were upon the soil of Upper Egypt.
fertileadjectiveUS /ˈfɜːrtəl/
capable of reproducing
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
FERTILITYnounUS /fərˈtɪləti/
the ratio of live births in an area to the population of that area; expressed per 1000 population per year
From this reading FERTILITY OF THE COUNTRY ON THE BANKS OF THE RAHAD.
followedverbUS /ˈfɑːloʊd/
past form of “follow” — to travel behind, go after, come after
From this reading WE daily followed the banks of the Rahad, the monotony of which I will not inflict upon the public.
forprepositionUS /fɔːr/
intended to be given to, or used by, somebody
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
formedadjectiveUS /fɔːrmd/
having or given a form or shape
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
goodsnounUS /ɡʊdz/
plural of “good” — benefit
From this reading Cotton and tobacco were produced largely, and we daily met droves of camels laden with these goods, en route for the Abyssinian market.
GreatadjectiveUS /ɡreɪt/
relatively large in size or number or extent; larger than others of its kind
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
hadauxiliary verbUS /hæd/
the past form of “have”, used to form the past perfect
From this reading We had now fairly quitted Abyssinian territory, and upon our arrival at the Rahad we were upon the soil of Upper Egypt.
hundrednounUS /ˈhʌndrəd/
ten 10s
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
IpronounUS /aɪ/
the person speaking or writing, as the subject of the verb
From this reading WE daily followed the banks of the Rahad, the monotony of which I will not inflict upon the public.
inflictverbUS /ˌɪnˈflɪkt/
impose something unpleasant
From this reading WE daily followed the banks of the Rahad, the monotony of which I will not inflict upon the public.
intervalsnounUS /ˈɪntərvəlz/
plural of “interval” — a definite length of time marked off by two instants
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
islandnounUS /ˈaɪlənd/
a land mass (smaller than a continent) that is surrounded by water
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
itpronounUS /ɪt/
a thing, animal, or idea already mentioned
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
ladenadjectiveUS /ˈleɪdən/
filled with a great quantity
From this reading Cotton and tobacco were produced largely, and we daily met droves of camels laden with these goods, en route for the Abyssinian market.
largelyadverbUS /ˈlɑːrdʒli/
in large part; mainly or chiefly
From this reading Cotton and tobacco were produced largely, and we daily met droves of camels laden with these goods, en route for the Abyssinian market.
marketnounUS /ˈmɑːrkət/
the world of commercial activity where goods and services are bought and sold
From this reading Cotton and tobacco were produced largely, and we daily met droves of camels laden with these goods, en route for the Abyssinian market.
metverbUS /met/
inflected form of “meet” — come together
From this reading Cotton and tobacco were produced largely, and we daily met droves of camels laden with these goods, en route for the Abyssinian market.
milesnounUS /maɪlz/
plural of “mile” — a unit of length equal to 1,760 yards or 5,280 feet; exactly 1609.344 meters
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
monotonynounUS /məˈnɑːtəni/
the quality of wearisome constancy, routine, and lack of variety
From this reading WE daily followed the banks of the Rahad, the monotony of which I will not inflict upon the public.
nearlyadverbUS /ˈnɪrli/
(of actions or states) slightly short of or not quite accomplished; all but
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
NilenounUS /naɪl/
the world's longest river (4150 miles); flows northward through eastern Africa into the Mediterranean; the Nile River valley in Egypt was the site of the world's first great civilization
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
northnounUS /nɔːrθ/
the region of the United States lying to the north of the Mason-Dixon line
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
notadverbUS /nɑːt/
used to make a word, phrase, or sentence negative
From this reading WE daily followed the banks of the Rahad, the monotony of which I will not inflict upon the public.
nowadverbUS /naʊ/
in the historical present; at this point in the narration of a series of past events
From this reading We had now fairly quitted Abyssinian territory, and upon our arrival at the Rahad we were upon the soil of Upper Egypt.
OFprepositionUS /ʌv/
belonging to, or connected with, somebody or something
From this reading FERTILITY OF THE COUNTRY ON THE BANKS OF THE RAHAD.
ONprepositionUS /ɑːn/
touching and supported by a surface
From this reading FERTILITY OF THE COUNTRY ON THE BANKS OF THE RAHAD.
ourdeterminerUS /ˈaʊər/
belonging to the speaker and others
From this reading We had now fairly quitted Abyssinian territory, and upon our arrival at the Rahad we were upon the soil of Upper Egypt.
peopledadjectiveUS /ˈpiːpəld/
furnished with people
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
prairienounUS /ˈpreri/
a treeless grassy plain
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
producedverbUS /prəˈduːst/
past form of “produce” — bring forth or yield
From this reading Cotton and tobacco were produced largely, and we daily met droves of camels laden with these goods, en route for the Abyssinian market.
publicnounUS /ˈpʌblɪk/
people in general considered as a whole
From this reading WE daily followed the banks of the Rahad, the monotony of which I will not inflict upon the public.
quitted
Dictionary entry pending editorial verification. Tap Listen to hear the word.
From this reading We had now fairly quitted Abyssinian territory, and upon our arrival at the Rahad we were upon the soil of Upper Egypt.
RAHAD
Dictionary entry pending editorial verification. Tap Listen to hear the word.
From this reading FERTILITY OF THE COUNTRY ON THE BANKS OF THE RAHAD.
routenounUS /ruːt/
an established line of travel or access
From this reading Cotton and tobacco were produced largely, and we daily met droves of camels laden with these goods, en route for the Abyssinian market.
shortadjectiveUS /ʃɔːrt/
primarily temporal sense; indicating or being or seeming to be limited in duration
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
soilnounUS /sɔɪl/
the state of being covered with unclean things
From this reading We had now fairly quitted Abyssinian territory, and upon our arrival at the Rahad we were upon the soil of Upper Egypt.
surroundedadjectiveUS /sərˈaʊndɪd/
confined on all sides
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
territorynounUS /ˈterɪtɔːri/
a region marked off for administrative or other purposes
From this reading We had now fairly quitted Abyssinian territory, and upon our arrival at the Rahad we were upon the soil of Upper Egypt.
thatconjunctionUS /ðæt/
used to introduce what somebody said, thought, or felt
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
THEdeterminerUS /ðə/
used before a noun that is already known, already mentioned, or the only one of its kind
From this reading FERTILITY OF THE COUNTRY ON THE BANKS OF THE RAHAD.
thesedeterminerUS /ðiːz/
the plural of “this”: the people or things near, or just mentioned
From this reading Cotton and tobacco were produced largely, and we daily met droves of camels laden with these goods, en route for the Abyssinian market.
ThisdeterminerUS /ðɪs/
used for a person or thing that is near, or that has just been mentioned
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
toparticleUS /tuː/
used before the base form of a verb to make the infinitive
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
tobacconounUS /təˈbækoʊ/
leaves of the tobacco plant dried and prepared for smoking or ingestion
From this reading Cotton and tobacco were produced largely, and we daily met droves of camels laden with these goods, en route for the Abyssinian market.
tractnounUS /trækt/
an extended area of land
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
tribesnounUS /traɪbz/
plural of “tribe” — a social division of (usually preliterate) people
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
uponprepositionUS /əˈpɑːn/
a formal word for “on”
From this reading WE daily followed the banks of the Rahad, the monotony of which I will not inflict upon the public.
UpperadjectiveUS /ˈʌpər/
the topmost one of two
From this reading We had now fairly quitted Abyssinian territory, and upon our arrival at the Rahad we were upon the soil of Upper Egypt.
upwardsadverbUS /ˈʌpwərdz/
spatially or metaphorically from a lower to a higher position
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
variousadjectiveUS /ˈveriəs/
of many different kinds purposefully arranged but lacking any uniformity
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
vastadjectiveUS /væst/
unusually great in size or amount or degree or especially extent or scope
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
villagesnounUS /ˈvɪlədʒəz/
plural of “village” — a community of people smaller than a town
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
wasauxiliary verbUS /wɑːz/
the past form of “be” used with I, he, she, it, or a singular noun
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
WEpronounUS /wiː/
the speaker together with one or more other people
From this reading WE daily followed the banks of the Rahad, the monotony of which I will not inflict upon the public.
wereauxiliary verbUS /wɜːr/
the past form of “be” used with you, we, they, or a plural noun
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
whichpronounUS /wɪtʃ/
used to introduce a clause giving more about a thing just mentioned
From this reading WE daily followed the banks of the Rahad, the monotony of which I will not inflict upon the public.
whopronounUS /huː/
which person or people
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
willmodal verbUS /wɪl/
used to talk about the future, or about willingness
From this reading WE daily followed the banks of the Rahad, the monotony of which I will not inflict upon the public.
withprepositionUS /wɪð/
in the company of; together with
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.
wonderfullyadverbUS /ˈwʌndərfəli/
(used as an intensifier) extremely well
From this reading This country was a vast tract of wonderfully fertile prairie, that nearly formed an island, surrounded by the Rahad, Blue Nile, Great Nile, and Atbara; it was peopled by various tribes of Arabs, who cultivated a considerable extent upon the banks of the Rahad, which for upwards of a hundred miles to the north were bordered with villages at short intervals.