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

  • adjective Adequately versed in a subject.
  • adjective Having a sound basis; well-founded.

from The Century Dictionary.

  • Having good grounds or reasons; well-based; well-founded.

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

  • adjective of a person Having extensive knowledge of a subject
  • adjective of an argument, etc. Based on good judgment and solid reasoning

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

  • adjective logically valid


Sorry, no etymologies found.


  • It's a straightforward argument, well-grounded in Supreme Court precedent.

    Do Foreigners Deserve Free-Speech Rights?

  • When Rooney became available with pick 25, Backe said Rooney would have good value because players from England are well-grounded in fundamentals—and Rooney had three years of professional experience, a rare commodity in a draft with mostly college players.

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  • I see that you were well-grounded in science (and spelling) at Robinson High School.


  • Many personal approaches to financial decisions are based on gut feelings -- but whether these gut feelings are well-grounded or not is a whole different matter.

    As an Adventure Begins, Another One Ends

  • But they are defending President Obama from well-grounded charges that he has subjected Israel precisely to that.

    Israel Should Be a U.S. Campaign Issue

  • The dimension of social-scientific critique focuses on issues of universal resonance and impact; to the extent that it is well-grounded, its message can eventually cut across all lines of division among people except those of class interest.

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  • For the purposes of intimidation, after all, baseless charges work better than well-grounded ones.

    Matthew Yglesias » Wieseltier vs Sullivan

  • Self-esteem is not a problem for the well-grounded executive or the preschooler.

    Chicken Soup for the Soul: New Moms

  • Despite such events—at times there is an almost magic-realist quality to the shipboard goings-on—"The Cat's Table" is well-grounded in reality.

    A Floating World

  • When he says in 1994 or 2002 that he's pro-choice on abortion, and when he says in 2008 or today that he's pro-life, he seems to be the same person: an earnest, dark-haired man whose views are serious, well-grounded and equally sincere.

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