Etymology

proprioceptor

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Today it means: A nerve ending that functions as a sensory receptor in muscles, tendons, joints and the inner ear; they respond to movement and position Full definition →

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The story

Coined by English neurophysiologist Charles Sherrington in 1906, originally in the spelling proprio-ceptor, from proprius + clipped receptor.

Etymology from Wiktionary, CC BY-SA 4.0.