Any of various cell membrane receptors that can bind with morphine and other opiates; concentrations of such receptors are especially high in regions of the brain having pain-related functions.
Wednesday Winner: ProprioceptionToday’s Word of the Day was chosen by RaghuRam K. from Chennai, India! Proprioception means “perception governed by physiological receptors, as awareness of the position of one’s body.” Submit your favorite word here and it could be chosen as one of our Word of the Day selections! #WordOfTheDay – proprioception: http://t.co/r2hrlGRxVw @dictionarycom I always know where my body is — Chet (@ChetShirle) July 8, 2015
👨⚕️ - Man Health Worker Emoji - Emoji by Dictionary.comRead more in this article about some frequently asked questions and fun facts related to our definitions.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.