One entry found for extinction.

Main Entry: ex·tinc·tion
Pronunciation: ik-sti(k)-shn
Function: noun
1 : an act of extinguishing or an instance of being extinguished
2 a : the state of being extinct b : the process of becoming extinct
3 : the process of eliminating or reducing a conditioned response by not providing the stimulus with which it has become associated by conditioning

Pronunciation Symbols