- a plural of organon.
- a plural of organum.
noun, plural or·ga·na [awr-guh-nuh] /ˈɔr gə nə/, or·ga·nons.
- an instrument of thought or knowledge.
- Philosophy. a system of rules or principles of demonstration or investigation.
noun, plural or·ga·na [awr-guh-nuh] /ˈɔr gə nə/, or·ga·nums.
- an organon.
- the doubling, or simultaneous singing, of a melody at an interval of either a fourth, a fifth, or an octave.
- the second part in such singing.
- a plural of organon, organum
noun plural -na (-nə) or -nums
- a form of polyphonic music originating in the ninth century, consisting of a plainsong melody with parts added at the fourth and fifth
- a variant of organon
noun plural organa (ˈɔːɡənə), -nons, -na or -nums Epistemology
- a system of logical or scientific rules, esp that of Aristotle
- archaic a sense organ, regarded as an instrument for acquiring knowledge
n. pl. or•ga•nons
- An organ.
- A set of principles for use in scientific investigation.