Did you know?

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

unit - definition and synonyms


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.



The thesaurus of synonyms and related words is fully integrated into the dictionary. Click on the thesaurus category heading under the button in an entry to see the synonyms and related words for that meaning.

noun [countable] unit pronunciation in British English /ˈjuːnɪt/
Word Forms
  • Facebook
  • Twitter
  1. 1
    an individual thing that is part of something larger
    The sen is the smallest unit of Malaysian currency.
  2. 4
    a family, considered as part of society or considered as a group of individual people
    the traditional two-parent family unit
  3. 6
    a standard quantity used for measuring something
    unit of: I needed two units of blood during the surgery.
    1. a.
      British used for measuring the amount of alcohol that people drink
      How many units of alcohol do you drink a week?
    2. b.
      business a single example of a product that a company makes in large numbers
      The company needs to sell 10,000 units to break even.
  4. 7
    maths a whole number less than 10
    Enter 17 by putting 1 in the tens column, and 7 in the units column.


a course of study which is much shorter than a university course and focuses on the skills you need for a job, especially computer-related skills

BuzzWord Article

Word of the Day


a stupid person

Open Dictionary


an ancient Roman system of underfloor heating, used to heat houses with hot air; from the Latin 'hypocaustum'

add a word


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