extinct
Translation
extinct, died out, no longer active
Examples
Dinosaurs have been extinct for millions of years.
Dinosaurs have been extinct for millions of years.
This type of volcano is now extinct.
This type of volcano is now extinct.
Grammar Patterns
to be extinct to no longer be in existence The dodo bird is now extinct.
Similar Words
Synonyms: vanished, died out; Antonyms: extant, existing
Etymology
From Latin 'exstinctus', past participle of 'exstinguere' (to put out, extinguish). 'ex-' (out) + 'stinguere' (to quench).
Memory Tips
Think of 'extinguishing' a fire – the fire is gone, just like an extinct species.