n.
1.the blood group whose red cells carry the B antigen
2.aerobic rod-shaped spore-producing bacterium
3.originally thought to be a single vitamin but now separated into several B vitamins
4.a trivalent metalloid element
5.a logarithmic unit of sound intensity equal to 10 decibels
6.(physics) a unit of nuclear cross section
7.the 2nd letter of the Roman alphabet
Idiom of the Day
put (someone or something) out to pasture or put out (someone or something) to pasture
to retire someone or something
We decided to put our old horse out to pasture and stop riding him.