Extinct

Part of speech: verb (v.)

To cause to be extinct. [Obs.] Shak.

Part of speech: adjective (a.)

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.