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
Dutch treat
a meal or movie etc. where each person pays his or her own way, to contribute equally to something
When the boy goes out with his girlfriend it is always a Dutch treat as he does not have much money.