- The definition of irreplaceable is something or someone that cannot be replaced.
Your children are an example of something you would describe as irreplaceable.
This is irreplaceable.
irreplaceable definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
irreplaceable definition by American Heritage Dictionary
Impossible to replace: irreplaceable antiques.
- irˌre·placeˌa·bilˈi·ty, irˌre·placeˈa·ble·ness noun
- irˌre·placeˈa·bly adverb