Breadcrumb Home > Dictionary > Index P psychoacoustics: Meaning and Definition of Find definitions for: psy•cho•a•cous•tics Pronunciation: (sī"kō-u-k'stiks or, esp. Brit., -u-kou'-), [key] — n. (used with a sing. v.) the study of sound perception. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. psycho psychoactive TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: occultation Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language