Did you know?

Click any word in a definition or example to find the entry for that word

doubtful

 - definition
 
 
Close

What are red words?

90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.

Close

Thesaurus

The thesaurus of synonyms and related words is fully integrated into the dictionary entries. Click on the T button in an entry to review the synonyms and related words for that meaning.

more
adjective British English pronunciation: doubtful /ˈdaʊtf(ə)l/
  1. 1
    [not usually before noun] not certain or likely to happen or be true

    Already the whole project was looking doubtful.

    it is doubtful (that)/whether/if/how:

    It is doubtful whether he will survive.

    1. a.
      mainly journalism unlikely to be doing something, especially playing in a match

      Kirkwood is doubtful for tonight's match.

  2. 2
    [not usually before noun] not feeling certain about something

    You still seem a bit doubtful.

    doubtful about:

    He was doubtful about the accuracy of the results.

    doubtful (that)/whether/if:

    The board was doubtful that her estimates were realistic.

  3. 3
    [usually before noun] not satisfactory or acceptable

    documents of doubtful authenticity

derived word

doubtfully

 British English pronunciation: doubtfully  adverb

emoji

a small digital image … which is used in electronic communication to express emotion or other simple concepts

BuzzWord Article

Open Dictionary

major on (doing) sth

to have or do a lot of something; to focus on a particular thing

add a word

Blog

A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.

global English and language change from our blog