organa

1
[awr-guh-nuh]

organa

2
[awr-guh-nuh]
noun
  1. a plural of organum.

organon

[awr-guh-non]
noun, plural or·ga·na [awr-guh-nuh] /ˈɔr gə nə/, or·ga·nons.
  1. an instrument of thought or knowledge.
  2. Philosophy. a system of rules or principles of demonstration or investigation.

Origin of organon

1580–90; < Greek órganon; see organ

organum

[awr-guh-nuh m]
noun, plural or·ga·na [awr-guh-nuh] /ˈɔr gə nə/, or·ga·nums.
  1. an organon.
  2. Music.
    1. the doubling, or simultaneous singing, of a melody at an interval of either a fourth, a fifth, or an octave.
    2. the second part in such singing.

Origin of organum

From Latin, dating back to 1605–15; see origin at organ
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018


Examples from the Web for organa

Historical Examples of organa


British Dictionary definitions for organa

organa

noun
  1. a plural of organon, organum

organum

noun plural -na (-nə) or -nums
  1. a form of polyphonic music originating in the ninth century, consisting of a plainsong melody with parts added at the fourth and fifth
  2. a variant of organon

Word Origin for organum

C17: via Latin from Greek; see organ

organon

organum

noun plural organa (ˈɔːɡənə), -nons, -na or -nums Epistemology
  1. a system of logical or scientific rules, esp that of Aristotle
  2. archaic a sense organ, regarded as an instrument for acquiring knowledge

Word Origin for organon

C16: from Greek: implement; see organ
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

organa in Medicine

organon

[ôrgə-nŏn′]
n. pl. or•ga•nons
  1. An organ.
  2. A set of principles for use in scientific investigation.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.