| 1. | the second letter of the English alphabet, a consonant. |
| 2. | any spoken sound represented by the letter B or b, as in bid, bauble, or daubed. |
| 3. | something having the shape of a B. |
| 4. | a written or printed representation of the letter B or b. |
| 5. | a device, as a printer's type, for reproducing the letter B or b. |
| 1. | the second in order or in a series. |
| 2. | (sometimes lowercase ) (in some grading systems) a grade or mark, as in school or college, indicating the quality of a student's work as good or better than average. |
| 3. | (sometimes lowercase ) (in some school systems) a symbol designating the second semester of a school year. |
| 4. | Physiology. a major blood group usually enabling a person whose blood is of this type to donate blood to persons of type B or AB and to receive blood from persons of type O or B. Compare ABO system. |
| 5. | Music.
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| 6. | (sometimes lowercase ) the medieval Roman numeral for 300. |
| 7. | Chemistry. boron. |
| 8. | a proportional shoe width size, narrower than C and wider than A. |
| 9. | a proportional brassiere cup size, smaller than C and larger than A. |
| 10. | Physics. magnetic induction. |
| 11. | Electricity. susceptance. |
| 12. | a designation for a motion picture made on a low budget and meant as the secondary part of a double feature. |
| 13. | a quality rating for a corporate or municipal bond, lower than BB and higher than CCC. |
| 1. | Physics.
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| 2. | black. |
| (in designations of aircraft) bomber: B-29. |
| b 2 abbr.
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B 1
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| B 2 abbr.
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| baryon number n. Abbr. B A quantum number equal to the difference between the number of baryons and the number of antibaryons in a system of subatomic particles. It remains the same throughout any reaction. |
bo·ron (bôr'ŏn', bōr'-) n. Symbol B A soft, brown, amorphous or crystalline nonmetallic element, extracted chiefly from kernite and borax and used in flares, propellant mixtures, nuclear reactor control elements, abrasives, and hard metallic alloys. Atomic number 5; atomic weight 10.811; melting point 2,300°C; sublimation point 2,550°C; specific gravity (crystal) 2.34; valence 3. See Table at element. [bor(ax)1 + (carb)on.] bo·ron'ic (bə-rŏn'ĭk, bô-) adj. |
| bottom quark n. Abbr. b A quark with a charge of - 1/3 and a mass about 10,000 times that of the electron. Also called beauty quark. See Table at subatomic particle. |
| magnetic flux density n. Symbol B The amount of magnetic flux through a unit area taken perpendicular to the direction of the magnetic flux. Also called magnetic induction. |
B
A Nasdaq stock symbol specifying that the stock is Class B shares of the company.
Investopedia Commentary
Nasdaq-listed securities have four or five characters. If a fifth letter appears, it identifies the issue as other than a single issue of common stock or capital stock.
See also: Nasdaq, Stock Symbol
b
B
b or B
abbr.
blood (used as a subscript)
B
The symbol for the element boron.
B
1. byte.
2.
B was, according to Ken, greatly influenced by BCPL, but the name B had nothing to do with BCPL. B was in fact a revision of an earlier language, bon, named after Ken Thompson's wife, Bonnie.
["The Programming Language B", S.C. Johnson & B.W. Kernighan, CS TR 8, Bell Labs (Jan 1973)].
[Features? Differences from C?]
(1997-02-02)
3.
(ftp://ftp.uni-kl.de/pub/languages/B.tar.Z).
["Draft Proposal for the B Language", Lambert Meertens, CWI, Amsterdam, 1981].
4.
E-mail:
(1995-04-24)
b
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B
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