n.
1.a fully differentiated structural and functional unit in an animal that is specialized for some particular function
2.a government agency or instrument devoted to the performance of some specific function
3.(music) an electronic simulation of a pipe organ
4.a periodical that is published by a special interest group
5.wind instrument whose sound is produced by means of pipes arranged in sets supplied with air from a bellows and controlled from a large complex musical keyboard
6.a free-reed instrument in which air is forced through the reeds by bellows
Idiom of the Day
tighten one's belt
to economize, to spend less money
I will have to tighten my belt until the economy improves.