a system of shorthand that is based on the sound of words and utilizes letters of the alphabet rather than symbols.
Origin of speedwriting
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
trademark a form of shorthand in which alphabetic combinations are used to represent groups of sounds or short common words
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