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7 dictionary results for: extinct

Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

ex·tinct

[ik-stingkt] Pronunciation Key

–adjective

1.	no longer in existence; that has ended or died out: an extinct species of fish.

2.	no longer in use; obsolete: an extinct custom.

3.	extinguished; quenched; not burning.

4.	having ceased eruption; no longer active: an extinct volcano.

[Origin: 1400–50; late ME < L ex(s)tinctus put out, quenched, ptp. of ex(s)tinguere to extinguish

]

—Synonyms 1. defunct, gone, vanished. See dead. 2. archaic. 3. out.

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

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American Heritage Dictionary - Cite This Source - Share This

ex·tinct (ĭk-stĭngkt') Pronunciation Key
adj.

No longer existing or living: an extinct species.
No longer burning or active: an extinct volcano.
No longer in use: an extinct custom. See Synonyms at dead.
Law Lacking a claimant; void: an extinct title.

[Middle English, from Latin exstīnctus, past participle of exstinguere, to extinguish; see extinguish.]

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The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.

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Online Etymology Dictionary - Cite This Source - Share This
extinct

1432, from L. extinctus, pp. of extinguere (see extinguish). Originally of fires; the sense of "dying out" of a family, a hereditary title, or a species is first recorded in Eng. 1581.

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WordNet - Cite This Source - Share This

extinct
adjective
1.	no longer in existence; lost or especially having died out leaving no living representatives; "an extinct species of fish"; "an extinct royal family"; "extinct laws and customs" [ant: extant]
2.	(of e.g. volcanos) permanently inactive; "an extinct volcano" [ant: active]
3.	being out or having grown cold; "threw his extinct cigarette into the stream"; "the fire is out"

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The American Heritage Science Dictionary - Cite This Source - Share This

extinct (ĭk-stĭngkt') Pronunciation Key

Having no living members. Species become extinct for many reasons, including climate change, disease, destruction of habitat, local or worldwide natural disasters, and development into new species (speciation). The great majority of species that have ever lived—probably more than 99 percent—are now extinct.
No longer active or burning, as an extinct volcano.

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Webster's Revised Unabridged Dictionary - Cite This Source - Share This

Extinct

Ex*tinct"\, a. [L. extinctus, exstinctus, p. p. of extinguere, exstinguere. See Extinguish.]

1. Extinguished; put out; quenched; as, a fire, a light, or a lamp, is extinct; an extinct volcano.

Light, the prime work of God, to me is extinct. --Milton.

2. Without a survivor; without force; dead; as, a family becomes extinct; an extinct feud or law.

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Webster's Revised Unabridged Dictionary - Cite This Source - Share This

Extinct

Ex*tinct"\, v. t. To cause to be extinct. [Obs.] --Shak.

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