Meaning & Definition of Extinction in English
English⟶
Extinction
/ɪkstɪŋkʃən/
noun
1. No longer active
- Extinguished
- "The extinction of the volcano"
synonym:
- extinction
2. No longer in existence
- "The extinction of a species"
synonym:
- extinction,
- defunctness
3. The reduction of the intensity of radiation as a consequence of absorption and radiation
synonym:
- extinction
4. Complete annihilation
- "They think a meteor cause the extinction of the dinosaurs"
synonym:
- extinction,
- extermination
5. A conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus
synonym:
- extinction,
- experimental extinction
6. The act of extinguishing
- Causing to stop burning
- "The extinction of the lights"
synonym:
- extinction,
- extinguishing,
- quenching
Examples of using
Many of the world's seven thousand or so languages are spoken only by handfuls of living people and are in danger of extinction.
Global climatic changes may have been responsible for the extinction of the dinosaurs.
Some wild animals are on the verge of extinction.