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external respiration
external shock
externalism
externality
externalize
externe
exteroceptor
exterritorial
extinct
extinction
extinguish
extinguisher
extirpate
extol
extort
extortion
extortionate
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extinct

ex·tinct [ ik stíngkt ]


adjective 
Definition:
 
1. having no living members: having no members of the species or family in existence, as is the case with many organisms known only from fossils

2. no longer in existence: having died out or ceased to exist
relics of extinct and forgotten civilizations

3. geology no longer erupting: describes a volcano that is no longer active or likely to erupt

4. social sciences law not now valid: no longer valid or practiced
This custom has for many years been almost extinct.

5. extinguished: extinguished, quenched, or no longer burning

[15th century. < Latin exstinct-, past participle of exstinguere (see extinguish)]

Word Key: Synonyms

See dead.

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