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 (ôr′gə-nŏn′) also or·ga·num (-nəm)
n. pl. or·ga·na (-nə) or or·ga·nons or or·ga·nums
A set of principles for use in scientific or philosophical investigation.

[Greek, tool, organ of the body, instrument; see werg- in Indo-European roots.]


(ˈɔːɡəˌnɒn) or


n, pl organa (ˈɔːɡənə) , -nons, -na or -nums
1. (Logic) a system of logical or scientific rules, esp that of Aristotle
2. archaic a sense organ, regarded as an instrument for acquiring knowledge
[C16: from Greek: implement; see organ]


(ˈɔr gəˌnɒn)

n., pl. -na (-nə), -nons.
1. an instrument of thought or knowledge.
2. a system of rules or principles of demonstration or investigation.
[1580–90; < Greek órganon; see organ]


a method or means for communicating knowledge or for philosophical inquiry.
See also: Knowledge, Philosophy
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.organon - a system of principles for philosophic or scientific investigations; an instrument for acquiring knowledge
system of rules, system - a complex of methods or rules governing behavior; "they have to operate under a system they oppose"; "that language has a complex system for indicating gender"
References in classic literature ?
The Organon of Bacon is not much nearer to actual facts than the Organon of Aristotle or the Platonic idea of good.