releasing mechanism

American  

noun

Ethology.

1. a hypothetical control complex in the central nervous system of animals that triggers the appropriate behavioral response to a releaser.

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Example Sentences

Chet paid no heed; his every thought—his whole being, it seemed—was focused upon the lever that turned so slowly, that let fall, at last, a lock whose releasing mechanism clanged loudly through the metal wall.

From Brood of the Dark Moon by Diffin, Charles Willard

Some tap holders are also constructed the same as this die holder, so far as the releasing mechanism is concerned.

From Turning and Boring A specialized treatise for machinists, students in the industrial and engineering schools, and apprentices, on turning and boring methods, etc. by Jones, Franklin D.