from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Acting or tending to retard. Often used in combination.
  • noun A substance that retards a process, as a flame retardant.

from The Century Dictionary.

  • Retarding; tending to delay or impede motion, growth, or progress.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective often in combination Serving to retard (slow down) the action of something
  • noun often in combination Something that serves to retard (slow down) the action of something

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun any agent that retards or delays or hinders


Sorry, no etymologies found.


    Sorry, no example sentences found.


Log in or sign up to get involved in the conversation. It's quick and easy.