B
aerobic rod-shaped spore-producing bacterium; often occurring in chainlike formations; found primarily in soil
How often you will meet it
Rank 2,139 of 71,295 words measured. It occurs 8,275 times across 155,370 chapters — 0.004% of every word in the library.
What it means
noun
- aerobic rod-shaped spore-producing bacterium; often occurring in chainlike formations; found primarily in soil also: bacillus
- originally thought to be a single vitamin but now separated into several B vitamins also: B-complex vitamin, B complex, vitamin B complex, vitamin B, B vitamin
- a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder also: boron, atomic number 5
- a logarithmic unit of sound intensity equal to 10 decibels also: Bel
- (physics) a unit of nuclear cross section; the effective circular area that one particle presents to another as a target for an encounter also: barn
- the 2nd letter of the Roman alphabet
B in real books
Each sentence below was written by a published author and is taken from a different book in our library. Open one to read the passage it came from, with narration.
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The translation of the passage (B. v.
The Odyssey of Homer · 751? BCE-651? BCE Homer · Chapter 1
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It was conquered by Rome in the fourth century B.C.
Narrative and Lyric Poems (first series) · O. J. [Annotator] Stevenson · Chapter 1
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It was really the A, B, C, which he wished me to teach him.
Other People's Money · Emile Gaboriau · Chapter 1
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He was an A.B., too, and that showed 'ow good-natured he was, to pick up with firemen.
Bill's Lapse Odd Craft, Part 4. · W. W. (William Wymark) Jacobs · Chapter 1
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Boston: Printed by B. Green and J. Allen, for the Booksellers, and are to be Sold at their Shops.
The Olden Time Series, Vol. 6 · Henry M. (Henry Mason) Brooks · Chapter 1