extinction

definition: the act of extinguishing
example:
speech part: noun
synonyms: extinguishing quenching
definition: a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus
example:
speech part: noun
synonyms: experimental extinction
definition: complete annihilation
example: they think a meteor cause the extinction of the dinosaurs
speech part: noun
synonyms: extermination
definition: the reduction of the intensity of radiation as a consequence of absorption and radiation
example:
speech part: noun
synonyms:
definition: no longer in existence
example: the extinction of a species
speech part: noun
synonyms: extinct nonextant defunctness
definition: no longer active
example:
speech part: noun
synonyms:

extinction is explained and pronounced

How extinction is being used?