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v. Simple past tense and past participle of extinguish.

adj. referring to something that has been eliminated

adj. caused to die out because of the absence or withdrawal of reinforcement; -- of a conditioned response.

adj. no longer burning; -- of a fire.

adj. no longer existing; -- of species.

Quenched; put out; destroyed. Specifically: In pharmacy, rendered indistinguishable through fine subdivision: noting the condition produced by triturating mercury with lard until the metallic globules are no longer visible.

In the petrographical investigation of rocks and minerals with a polarizing microscope, noting the complete darkening of a transparent section of a bire-fracting mineral when its axes of elasticity coincide with the planes of the crossed Nicol prisms.

adj. of a conditioned response; caused to die out because of the absence or withdrawal of reinforcement

"Men of competence will never be extinguished from the memory of humanity because his wisdom, his dedication to the improvement of humanity, his tenacity for the progress of science in favor of mankind, makes people everywhere, all believers, all ideologies, feel in one way or another under an obligation to his talents and his boldness."

destroyed   

extinct    out(predicate)    quenched    destroyed    dead   

extinguish   

distinguished    undistinguished