01 n. An instrument or medium by which some important action is performed, or an important end accomplished; as, legislatures, courts, armies, ta…
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1.
An instrument or medium by which some important action is performed, or an important end accomplished; as, legislatures, courts, armies, taxgatherers, etc., are organs of government.
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2.
A natural part or structure in an animal or a plant, capable of performing some special action (termed its function), which is essential to the life or well-being of the whole; as, the heart, lungs, etc., are organs of animals; the root, stem, foliage, etc., are organs of plants.(Biol.)
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3.
A component part performing an essential office in the working of any complex machine; as, the cylinder, valves, crank, etc., are organs of the steam engine.
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4.
A medium of communication between one person or body and another; as, the secretary of state is the organ of communication between the government and a foreign power; a newspaper is the organ of its editor, or of a party, sect, etc. A newsletter distributed within an organization is often called its house organ.
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5.
A wind instrument containing numerous pipes of various dimensions and kinds, which are filled with wind from a bellows, and played upon by means of keys similar to those of a piano, and sometimes by foot keys or pedals; -- formerly used in the plural, each pipe being considered an organ.(Mus.)“The deep, majestic, solemn organs blow.” — Pope.“The merry orgon . . . that in the church goon [go].”
Phrases & compounds
Cabinet organ —
an organ of small size, as for a chapel or for domestic use; a reed organ.
Organ bird —
a Tasmanian crow shrike (Gymnorhina organicum). It utters discordant notes like those of a hand organ out of tune.
Organ fish —
the drumfish.
Organ gun —
Same as Orgue (b).
Organ harmonium —
an harmonium of large capacity and power.
Organ of Corti —
a complicated structure in the cochlea of the ear, including the auditory hair cells, the rods or fibers of Corti, the membrane of Corti, etc. See Note under Ear.
Organ-pipe coral —
See Tubipora.
Organ point —
a passage in which the tonic or dominant is sustained continuously by one part, while the other parts move.