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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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n. - Uncertainty about the truth or factuality of existence of something; The state of being unsure of something.

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Usage examples (38)
  • Adjective : His tactics are highly doubtful
  • The next day, March 1, doubtfulness turned to near hopelessness.
  • Martin looked at him half in admiration and half in doubtfulness.
  • The way of learning these names contributes also to their doubtfulness.
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The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.