Organ meaning

noun

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

   “The Census Bureau is an organ of the Commerce Department”

3. (music) an electronic simulation of a pipe organ

   Synonymselectric organelectronic organHammond organ

4. a periodical that is published by a special interest group

   “the organ of the communist party”

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

   Synonymspipe organ

6. a free-reeded instrument with a piano keyboard in which air is forced through the reeds by bellows

   Synonymsharmoniumreed organ