| Definition/Meaning | Word/Phrase |
| act of extinction or annulment |
abolition
|
| African rhino; in danger of extinction |
black rhinoceros
,
Diceros bicornis
|
| darkness resulting from the extinction of lights (as in a city invisible to enemy aircraft) |
blackout
,
brownout
,
dimout
|
| species whose numbers are so small that the species is at risk of extinction |
endangered species
|
| (Hinduism and Buddhism) the beatitude that transcends the cycle of reincarnation; characterized by the extinction of desire and suffering and individual consciousness |
enlightenment
,
Nirvana
|
| bliss achieved by the extinction of individuality |
nirvana
|