extinction
ex-tinc-tion · noun
Definitions
noun
- 1.
The state or process of a species ceasing to exist.
- 2.
The complete destruction or end of something.
- 3.
The act of extinguishing or putting out.
Forms
plural: extinctions
Phrases & expressions
- •Mass extinction — The dying out of many species in a short time.
- •On the brink of extinction — Very close to dying out completely.
- •Extinction event — A widespread decrease in biodiversity.
Related words
Etymology
From Latin extinctio meaning "a putting out, extinction," from extinguere meaning "to put out, destroy."