adj. Of keen insight or good judgement; perceptive.
the GNU version of the Collaborative International Dictionary of English
adj. Acute; shrewd; sagacious; sharp-sighted.
The Century Dictionary and Cyclopedia
Having power to discern; discriminating; penetrating; acute: as, a discerning man; a discerning mind.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. quick to understand
adj. having or revealing keen insight and good judgment
adj. unobtrusively perceptive and sympathetic
adj. able to make or detect effects of great subtlety; sensitive
Word Usage
"Sometimes prisoners lie and sometimes their jailers do, but Dr. Brooks and his fellow warriors for the Lord haven't had much success in discerning which is which."