Definitions

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

  • adjective Having very keen eyesight.

from The Century Dictionary.

  • Having acute vision, like that of a hawk; having bold, piercing eyes.

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

  • adjective Having very keen vision; sharp-sighted; discerning.
  • adjective alert to possible danger.

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

  • adjective Having very good eyesight

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

  • adjective having very keen vision

Etymologies

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Examples

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