organum

Or"ga*non, Or"ga*num, n. Etym: [NL. organon, L. organum. See Organ.] Defn: An organ or instrument; hence, a method by which philosophical or scientific investigation may be conducted; -- a term adopted from the Aristotelian writers by Lord Bacon, as the title ("Novum Organon") of part of his treatise on philosophical method. Sir. W. Hamilton.

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