from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Alert watchfulness.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Alert watchfulness.
  • n. Close and continuous attention.

from the GNU version of the Collaborative International Dictionary of English

  • n. The quality or state of being vigilant; forbearance of sleep; wakefulness.
  • n. Watchfulness in respect of danger; care; caution; circumspection.
  • n. Guard; watch.

from The Century Dictionary and Cyclopedia

  • n. Wakefulness.
  • n. The state or character of being vigilant; watchfulness in discovering or guarding against danger, or in providing for safety; circumspection; caution.
  • n. Specifically, watchfulness during the hours of night.
  • n. In medicine, a form of insomnia.
  • n. A guard or watch.

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

  • n. the process of paying close and continuous attention
  • n. vigilant attentiveness


Sorry, no etymologies found.



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