plural of organizing

plural of super organism

plural of model organism

plural of micro-organism

plural of macro-organism

plural of proto-organism

plural of free-living organism

An organization which secretly acts as the public face of a covert group.

(chemistry) The chemistry of organic compounds (that is, chemical compounds with carbon atoms in a covalent bond).

A shorthand system for notating organ music, used mostly by the north German Baroque organ school, and distinguished from musical notation by the use of letter names, octave lines and other symbols instead of notes and accidentals and by the lack of staff lines.