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    extinction - Dictionary definition and meaning for word extinction

    (noun) no longer active; extinguished
    Example Sentence
    • the extinction of the volcano
    (noun) no longer in existence
    Synonyms : defunctness
    Example Sentence
    • the extinction of a species
    (noun) the reduction of the intensity of radiation as a consequence of absorption and radiation Definition
    (noun) complete annihilation
    Synonyms : extermination
    Example Sentence
    • they think a meteor cause the extinction of the dinosaurs
    (noun) a conditioning process in which the reinforcer is removed and a conditioned response becomes independent of the conditioned stimulus Definition
    (noun) the act of extinguishing; causing to stop burning
    Synonyms : extinguishing , quenching
    Example Sentence
    • the extinction of the lights
   Mnemonics (Memory Aids) for extinction

extinction sound as existence, that is not existence

Word used in video below:
text: choice than extinction I don't think it
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