Definition of B
- 1. Aerobic rod-shaped spore-producing bacterium; often occurring in chainlike formations; found primarily in soil Noun
- 2. Originally thought to be a single vitamin but now separated into several B vitamins Noun
- 3. A trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder Noun
- 4. A logarithmic unit of sound intensity equal to 10 decibels Noun
- 5. (physics) a unit of nuclear cross section; the effective circular area that one particle presents to another as a target for an encounter Noun
- 6. The 2nd letter of the Roman alphabet Noun
- 7. The blood group whose red cells carry the B antigen Noun
Synonyms for word "b"
Semanticaly linked words with "b"
Hyponims for word "b"