Did you know?

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

add - 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.

verb add pronunciation in British English /æd/
Word Forms
present tense
present participleadding
past tenseadded
past participleadded
  • Facebook
  • Twitter
  1. 1
    [transitive] to put something with another thing or group of things

    When the sauce is thick, add the cheese.

    add something to something:

    They’ve added two major companies to their impressive list of clients.

    Here’s another doll to add to your collection.

  2. 2
    [intransitive/transitive] to put numbers or amounts together to calculate their total

    What do you get if you add 75 and 63?

    children who already know how to add and subtract

  3. 3
    [transitive] to give something an extra quality

    The Italian chairs add a touch of elegance.

    add something to something:

    Add some sparkle to a black dress with a brightly coloured scarf.

  4. 4
    [transitive] to say something more that is related to what has been said already

    ‘Don’t worry,’ Jenny added hastily.

    add (that):

    I should add that I am not happy about this decision.

    add to:

    Add to that the fact that she’s incredibly wealthy, and it just doesn’t make sense.


sea lion

in an online conversation, repeatedly asking a person questions which suggest that you are interested in what they are talking about, but are actually intended to annoy them

BuzzWord Article

Open Dictionary


an electric skateboard

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
Macmillan learn live love play