Acceptable For Game Play - US & UK word lists

This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

The American Heritage® Dictionary of the English Language, 4th Edition
  • adj. Unshakably calm and collected. See Synonyms at cool.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • adj. not easily perturbed, upset or excited
  • adj. calm and collected, even under pressure
  • the GNU version of the Collaborative International Dictionary of English
  • adj. Incapable of being disturbed or disconcerted.
  • The Century Dictionary and Cyclopedia
  • Incapable of being perturbed or agitated; unmoved; self-contained; calm.
  • WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • adj. not easily perturbed or excited or upset; marked by extreme calm and composure
  • Equivalent
    Words with the same meaning
    Same Context
    Words that are found in similar contexts
    unruffled    unshakable    impassive    stoic    stolid