extinctions

Noun

• no longer active; extinguished
• no longer in existence
• the reduction of the intensity of radiation as a consequence of absorption and radiation
• complete annihilation
• a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus
• the act of extinguishing; causing to stop burning
• plural of extinction

Synonyms

defunctness, experimental extinction, extermination, extinction, extinguishing, quenching