/ Dictionary / Index P pressoreceptor: Meaning and Definition of Find definitions for: pres•so•re•cep•tor Pronunciation: (pres"ō-ri-sep'tur), [key] — n. Physiol. a proprioceptor responding to changes of blood pressure. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pressor press party Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language