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The Mystery of the Fifteen Sounds
The Mystery of the Fifteen Sounds

Chapter X · A Defeat for Science!

Chapter X of The Mystery of the Fifteen Sounds, “A Defeat for Science!,” is here in full — 111 sentences across 23 reading sections, with audio for every sentence and word.

Cover illustration for The Mystery of the Fifteen Sounds
Context Illustration Reading 1/22 · 5 lines
English subtitles · tap any word to listen 1 / 5
Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.
Rooms that were locked and barred he had read about in detective stories; they had been entered.
A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.
Yet some uncanny, mysterious thing, force or creature had penetrated!
Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.
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AI-generated narration by OpenAI · Slow US English
LEARNER DICTIONARY
Archivist
/ˈɑːrkɪvɪst/
Editorial verification pending

A keeper or guardian of historical records and memories.

The Mystery of the Fifteen Sounds

Chapter X · A Defeat for Science!

Chapter X of The Mystery of the Fifteen Sounds, “A Defeat for Science!,” is here in full — 111 sentences across 23 reading sections, with audio for every sentence and word.

Reading 1/22 · 5 reading units · Lines 1–5

Line 1
Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.
/ˈʃʌdərz ʌv ˌsuːpərˈstɪʃəs fɪr ʃʊk ˈrɑːdʒərz nɜːrvz æz hiː flʌŋ ɑːn hɪz kloʊðz/
Line 2
Rooms that were locked and barred he had read about in detective stories; they had been entered.
/ruːmz ðæt wɜːr lɑːkt ənd bɑːrd hiː hæd red əˈbaʊt ɪn dɪˈtektɪv ˈstɔːriz ðeɪ hæd bɪn ˈentərd/
Line 3
A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.
Line 4
Yet some uncanny, mysterious thing, force or creature had penetrated!
/jet sʌm ənˈkæni mɪˈstɪriəs θɪŋ fɔːrs ɔːr ˈkriːtʃər hæd ˈpenətreɪtɪd/
Line 5
Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.

Learner Dictionary

These definitions explain words found in the current reading and keep every example grounded in its original sentence.

Oxford-style entry order: headword, part of speech, US IPA, concise definition, contextual example, and audio.

barred adjective US /bɑːrd/

preventing entry or exit or a course of action

From this reading “Rooms that were locked and barred he had read about in detective stories; they had been entered.”

impenetrable adjective US /ˌɪmˈpenətrəbəl/

not admitting of penetration or passage into or through

From this reading “A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.”

nightmare noun US /ˈnaɪt.mɛr/

A terrifying or distressing dream.

From this reading “Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.”

Roger's noun US /ˈrɑːdʒərz/

possessive form of “rogers” — United States humorist remembered for his homespun commentary on politics and American society (1879-1935)

From this reading “Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.”

Shudders noun US /ˈʃʌdərz/

plural of “shudder” — an almost pleasurable sensation of fright

From this reading “Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.”

superstitious adjective US /ˌsuːpərˈstɪʃəs/

showing ignorance of the laws of nature and faith in magic or chance

From this reading “Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.”

uncanny adjective US /ənˈkæni/

suggesting the operation of supernatural influences

From this reading “Yet some uncanny, mysterious thing, force or creature had penetrated!”

unsealed adjective US /ənˈsiːld/

not established or confirmed

From this reading “A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.”

Word partnerships in these lines

English keeps certain words together, and knowing the pair is worth more than knowing each word alone. Every partnership below was counted across our whole published library, and earns its place by appearing far more often than two unrelated words of the same frequency would.

Shown as this reading writes them, with the form the library counts, what kind of pairing it is, and how often it occurs.

detective stories noun + noun counted as “detective story”

a narrative about someone who investigates crimes and obtains evidence leading to their resolution

In this reading “Rooms that were locked and barred he had read about in detective stories; they had been entered.”

far better adverb + adjective

In this reading “A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.”

read about verb + particle

In this reading “Rooms that were locked and barred he had read about in detective stories; they had been entered.”

at the idea preposition + article + noun counted as “at … idea”

In this reading “Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.”

caught at verb + particle counted as “catch at”

In this reading “Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.”

All words in this reading · 73

Every word in these five lines is listed here, and every one of them can be played on its own.

Dictionary details are shown only when verified; these are not licensed Oxford entries.

AdeterminerUS /ə/

used before a singular noun to mean one of a group, when it is not a particular one

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

aboutprepositionUS /əˈbaʊt/

on the subject of; concerning

From this reading Rooms that were locked and barred he had read about in detective stories; they had been entered.

andconjunctionUS /ənd/

used to join words or parts of a sentence that go together

From this reading Rooms that were locked and barred he had read about in detective stories; they had been entered.

asconjunctionUS /æz/

at the same time that; because; in the way that

From this reading Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.

atprepositionUS /æt/

in or near a particular place or position

From this reading Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.

barredadjectiveUS /bɑːrd/

preventing entry or exit or a course of action

From this reading Rooms that were locked and barred he had read about in detective stories; they had been entered.

beenauxiliary verbUS /bɪn/

the past participle of “be”

From this reading Rooms that were locked and barred he had read about in detective stories; they had been entered.

betteradjectiveUS /ˈbetər/

(comparative of “good”) superior to another (of the same class or set or kind) in excellence or quality or desirability or suitability; more highly skilled than another

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

blocknounUS /blɑːk/

a solid piece of something (usually having flat rectangular sides)

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

butconjunctionUS /bʌt/

used to introduce something that contrasts with what came before

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

byprepositionUS /baɪ/

showing who or what does the action

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

caughtverbUS /kɑːt/

inflected form of “catch” — discover or come upon accidentally, suddenly, or unexpectedly; catch somebody doing something or in a certain state

From this reading Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.

clothesnounUS /kloʊðz/

clothing in general

From this reading Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.

couldmodal verbUS /kʊd/

the past of “can”; used for possibility or polite requests

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

creaturenounUS /ˈkriːtʃər/

a living organism characterized by voluntary movement

From this reading Yet some uncanny, mysterious thing, force or creature had penetrated!

detectivenounUS /dɪˈtektɪv/

a police officer who investigates crimes

From this reading Rooms that were locked and barred he had read about in detective stories; they had been entered.

DoctornounUS /ˈdɑːktər/

a licensed medical practitioner

From this reading Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.

dreamedadjectiveUS /driːmd/

conceived of or imagined or hoped for

From this reading Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.

enteredverbUS /ˈentərd/

past form of “enter” — to come or go into

From this reading Rooms that were locked and barred he had read about in detective stories; they had been entered.

evenadjectiveUS /ˈiːvɪn/

divisible by two

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

faradverbUS /fɑːr/

to a considerable degree; very much

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

fearverbUS /fɪr/

be afraid or feel anxious or apprehensive about a possible or probable situation or event

From this reading Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.

flungverbUS /flʌŋ/

inflected form of “fling” — throw with force or recklessness

From this reading Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.

forcenounUS /fɔːrs/

a powerful effect or influence

From this reading Yet some uncanny, mysterious thing, force or creature had penetrated!

hadauxiliary verbUS /hæd/

the past form of “have”, used to form the past perfect

From this reading Rooms that were locked and barred he had read about in detective stories; they had been entered.

haveauxiliary verbUS /hæv/

used with a past participle to form the perfect tenses

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

hepronounUS /hiː/

a man, boy, or male animal already mentioned, as the subject

From this reading Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.

hideverbUS /haɪd/

prevent from being seen or discovered

From this reading Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.

himpronounUS /hɪm/

the male already mentioned, as the object of a verb or preposition

From this reading Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.

hisdeterminerUS /hɪz/

belonging to a man, boy, or male animal already mentioned

From this reading Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.

ideanounUS /aɪˈdiːə/

the content of cognition; the main thing you are thinking about

From this reading Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.

impenetrableadjectiveUS /ˌɪmˈpenətrəbəl/

not admitting of penetration or passage into or through

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

inprepositionUS /ɪn/

inside something, or within a place, period, or state

From this reading Rooms that were locked and barred he had read about in detective stories; they had been entered.

lockedverbUS /lɑːkt/

past form of “lock” — fasten with a lock

From this reading Rooms that were locked and barred he had read about in detective stories; they had been entered.

locksnounUS /lɑːks/

plural of “lock” — a fastener fitted to a door or drawer to keep it firmly closed

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

madeadjectiveUS /meɪd/

produced by a manufacturing process

From this reading Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.

metalnounUS /ˈmetəl/

any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

mysteriousadjectiveUS /mɪˈstɪriəs/

of an obscure nature

From this reading Yet some uncanny, mysterious thing, force or creature had penetrated!

nervesnounUS /nɜːrvz/

an uneasy psychological state

From this reading Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.

nervousadjectiveUS /ˈnɜːrvəs/

easily agitated

From this reading Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.

nightmarenounUS /ˈnaɪt.mɛr/

A terrifying or distressing dream.

From this reading Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.

notadverbUS /nɑːt/

used to make a word, phrase, or sentence negative

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

ofprepositionUS /ʌv/

belonging to, or connected with, somebody or something

From this reading Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.

onprepositionUS /ɑːn/

touching and supported by a surface

From this reading Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.

onlyadverbUS /ˈoʊnli/

and nothing more

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

orconjunctionUS /ɔːr/

used to join alternatives or possibilities

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

penetratedverbUS /ˈpenətreɪtɪd/

past form of “penetrate” — pass into or through, often by overcoming resistance

From this reading Yet some uncanny, mysterious thing, force or creature had penetrated!

Potts

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

readverbUS /red/

interpret something that is written or printed

From this reading Rooms that were locked and barred he had read about in detective stories; they had been entered.

Roger

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

Roger'snounUS /ˈrɑːdʒərz/

possessive form of “rogers” — United States humorist remembered for his homespun commentary on politics and American society (1879-1935)

From this reading Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.

roomnounUS /ruːm/

an area within a building enclosed by walls and floor and ceiling

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

RoomsnounUS /ruːmz/

apartment consisting of a series of connected rooms used as a living unit (as in a hotel)

From this reading Rooms that were locked and barred he had read about in detective stories; they had been entered.

Ryder

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.

sealedadjectiveUS /siːld/

established irrevocably

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

shooknounUS /ʃʊk/

a disassembled barrel; the parts packed for storage or shipment

From this reading Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.

ShuddersnounUS /ˈʃʌdərz/

plural of “shudder” — an almost pleasurable sensation of fright

From this reading Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.

soconjunctionUS /soʊ/

for that reason; with the result that

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

solidadjectiveUS /ˈsɑːləd/

characterized by good substantial quality

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

someadjectiveUS /sʌm/

(quantifier) used with either mass nouns or plural count nouns to indicate an unspecified number or quantity

From this reading Yet some uncanny, mysterious thing, force or creature had penetrated!

storiesnounUS /ˈstɔːriz/

plural of “story” — a message that tells the particulars of an act or occurrence or course of events; presented in writing or drama or cinema or as a radio or television program

From this reading Rooms that were locked and barred he had read about in detective stories; they had been entered.

superstitiousadjectiveUS /ˌsuːpərˈstɪʃəs/

showing ignorance of the laws of nature and faith in magic or chance

From this reading Shudders of superstitious fear shook Roger's nerves as he flung on his clothes.

thatconjunctionUS /ðæt/

used to introduce what somebody said, thought, or felt

From this reading Rooms that were locked and barred he had read about in detective stories; they had been entered.

thedeterminerUS /ðə/

used before a noun that is already known, already mentioned, or the only one of its kind

From this reading Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.

theypronounUS /ðeɪ/

the people, animals, or things already mentioned, as the subject

From this reading Rooms that were locked and barred he had read about in detective stories; they had been entered.

thingnounUS /θɪŋ/

a special situation

From this reading Yet some uncanny, mysterious thing, force or creature had penetrated!

uncannyadjectiveUS /ənˈkæni/

suggesting the operation of supernatural influences

From this reading Yet some uncanny, mysterious thing, force or creature had penetrated!

UnlessconjunctionUS /ənˈles/

except if; if not

From this reading Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.

unsealedadjectiveUS /ənˈsiːld/

not established or confirmed

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

wasauxiliary verbUS /wɑːz/

the past form of “be” used with I, he, she, it, or a singular noun

From this reading A room not only so sealed but, far better, sealed by locks that not even Potts or Roger could have unsealed, was as impenetrable as a solid block of metal.

wereauxiliary verbUS /wɜːr/

the past form of “be” used with you, we, they, or a plural noun

From this reading Rooms that were locked and barred he had read about in detective stories; they had been entered.

worked-up

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading Unless, and he caught at the idea, unless Doctor Ryder had been worked-up and nervous, and had dreamed some nightmare that had made him hide.

YetconjunctionUS /jet/

but in spite of that

From this reading Yet some uncanny, mysterious thing, force or creature had penetrated!

Chapter 10 of The Mystery of the Fifteen Sounds by Van Powell holds 111 sentences, grouped into 23 reading sections of at most 5 sentences. The text is the source edition, unabridged, and the chapter records which sentences cover which part of the work so that nothing is dropped. Every word can be tapped for its pronunciation and dictionary entry.

What does chapter 10 of The Mystery of the Fifteen Sounds contain?

Chapter 10 holds 111 sentences of The Mystery of the Fifteen Sounds, unabridged, divided into 23 reading sections.

This page carries chapter 10 of The Mystery of the Fifteen Sounds by Van Powell exactly as it stands in the source edition, without abridgement. It runs to 111 sentences, grouped into 23 sections of at most 5 sentences so that a reader can take the chapter in steady, finishable pieces. The chapter also stores a coverage record mapping every one of its sentences to a part of the work, which is how the edition demonstrates that no line was dropped.

How do I study chapter 10 of The Mystery of the Fifteen Sounds?

Work through the 23 sections in order, replaying any sentence and tapping unfamiliar words for their entries.

Each of the 23 sections in this chapter is short enough to read once, hear once, and then re-read with the vocabulary in view. Tapping a word plays it alone and opens its dictionary entry with IPA, part of speech and meaning, so the reader is never forced to guess a pronunciation from spelling. Working section by section keeps a long chapter from becoming an undifferentiated wall of text, which is the usual reason a reader abandons a work of this period.

Can chapter 10 be read aloud to me?

Yes — every sentence and every individual word in chapter 10 can be played aloud in United States English.

Audio covers the whole chapter: any sentence can be played, and any single word within it can be played on its own. The voice uses United States English. For a work of this period that matters, because spelling is an unreliable guide to pronunciation for vocabulary that has fallen out of daily use, and a learner who guesses wrong tends to keep the error. Hearing the word in its own sentence, and then alone, settles it.

Questions about reading The Mystery of the Fifteen Sounds

Common questions about reading The Mystery of the Fifteen Sounds by Van Powell on this page, its source edition and its audio.

Is this the complete text of The Mystery of the Fifteen Sounds?

Yes. All 3942 sentences of Project Gutenberg eBook #53214 are kept, with a record of which sentences cover which part.

Which edition of The Mystery of the Fifteen Sounds is used?

Project Gutenberg eBook #53214, unabridged. The Project Gutenberg header, footer and licence are removed.

How long does The Mystery of the Fifteen Sounds take to read?

About 328 minutes of reading across 789 sections of 5 sentences each, at an unhurried pace.

How to read The Mystery of the Fifteen Sounds section by section

How to work through The Mystery of the Fifteen Sounds section by section, using the audio and the tap-to-define vocabulary.

  1. Open a chapter

    Choose one of the 40 chapters of The Mystery of the Fifteen Sounds to begin.

  2. Read one section

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  3. Listen and tap

    Play the section aloud, then tap any unfamiliar word for its entry.

Vocabulary met early in The Mystery of the Fifteen Sounds

Words and structures a reader meets early in The Mystery of the Fifteen Sounds, each tappable for pronunciation and meaning.

Wonder
A word that appears in the opening chapter of The Mystery of the Fifteen Sounds; the reader can tap it to hear it and see its dictionary entry.
Roger
A word that appears in the opening chapter of The Mystery of the Fifteen Sounds; the reader can tap it to hear it and see its dictionary entry.
Father
A word that appears in the opening chapter of The Mystery of the Fifteen Sounds; the reader can tap it to hear it and see its dictionary entry.
You're
A word that appears in the opening chapter of The Mystery of the Fifteen Sounds; the reader can tap it to hear it and see its dictionary entry.