a combining form representing ketone in compound words: ketolysis.
Also especially before a vowel, ket-. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for keto-


before a vowel ket-

combining form

indicating that a chemical compound is a ketone or is derived from a ketoneketose; ketoxime

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

Medicine definitions for keto-



Ketone; ketone group:ketosis.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.