Did you know?

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


 - definitions and thesaurus

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.

adjective flat pronunciation in American English /flæt/
Word Forms
  1. 1
    level and parallel to the ground
    The building has a flat roof.
    You need a flat surface to work on.
    Synonyms and related words
    1. a.
      smooth on the surface, with no lumps or slopes
      The farmland is very flat.
      a firm flat stomach
      Synonyms and related words
    2. b.
      thin and wide and not curving inward or outward
      a monitor with a flat screen
      She put the fruit on a large flat plate.
  2. 2
    stretched out or lying on a surface
    Stand with your feet flat on the floor.
    flat on your back: She was flat on her back asleep.
    Synonyms and related words
  3. 3
    a flat rate or amount is the same in all situations, so that you do not pay more or less
    The bank charges a flat fee of $15 for money transfers.
  4. 4
    lacking emotion, interest, or excitement
    Ben’s voice was curiously flat when he told us the news.
    The victory celebrations seemed a little flat.
  5. 5
    said directly and definitely
    a flat refusal
    It was a flat statement of fact, with no apology.
  6. 12
    used for describing an organization or system in which there are not many different levels of status
    Many companies are adopting a flatter management structure.
  7. 14
    with very little business or activity happening
    August was a flat month.
    Synonyms and related words



used to describe foods which don't contain ingredients such as wheat, dairy products etc …

BuzzWord Article

Word of the Day


lively or active

Open Dictionary

red market

the buying and selling of human organs

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