the exact pitch of a tone in terms of vibrations per second.
Also called perfect pitch. the ability to sing or recognize the pitch of a tone by ear.
Compare relative pitch.
Origin of absolute pitch
First recorded in 1860–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Also called (not in technical usage): perfect pitch the ability to identify exactly the pitch of a note without comparing it to another
the exact pitch of a note determined by its number of vibrations per second
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012