Did you know?

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

cell - 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.



Thesaurus diagram

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]     cell pronunciation in American English
Word Forms
  1. 1
    biology the smallest part of a living structure that can operate as an independent unit. The middle of a cell is called the nucleus
  2. 6
    computing a small square in a pattern of squares on a computer spreadsheet for writing numbers or words in
  3. 7
    a small group of people who work together as members of a larger organization, often a political one
quiz invitation
  • Facebook
  • Twitter


the practice of looking at a product online before going to a conventional store to buy it

BuzzWord Article

Open Dictionary


a person who has or claims to have a lot of influence

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