nounpl. -·na or -·nons·
a means of acquiring knowledge; specif., a system of principles for use in philosophical or scientific inquiry
Origin of organonGr: see organ
nounpl. or·ga·na, or or·ga·nons or or·ga·nums
A set of principles for use in scientific or philosophical investigation.
Origin of organonGreek tool, organ of the body, instrument ; see werg- in Indo-European roots.
From Ancient Greek á½„ÏÎ³Î±Î½Î¿Î½ (organon).