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sixteenth note

noun Music.
  1. a note having one sixteenth of the time value of a whole note; semiquaver.

Origin of sixteenth note

First recorded in 1860–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for sixteenth note

sixteenth note

noun
  1. US and Canadian music a note having the time value of one-sixteenth of a semibreveAlso called (in Britain and certain other countries): semiquaver
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