Emily Dickinson Lexicon

EX-TINCT', a. [L. extinctio. See Extinguish.]

1. Extinguished; put out; quenched; as, fire, light or a lamp is extinct.
2. Being at an end; having no survivor; as, a family or race is extinct.
3. Being at an end; having ceased. The enmity between the families is extinct. My days are extinct. Job xvii.
4. Being at an end, by abolition or disuse; having no force; as, the law is extinct.