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

  • adjective Difficult or impossible to discern or perceive; imperceptible.

from The Century Dictionary.

  • Not discernible; incapable of being discerned; not visible or perceptible.
  • noun That which is not discernible.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Not to be discerned; imperceptible; not discoverable or visible.

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

  • adjective Not capable of being discerned, of being perceived.
  • adjective Not capable of being distinguished from something else.
  • noun Something which is incapable of being discerned.

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

  • adjective barely able to be perceived
  • adjective difficult or impossible to perceive or discern


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.