Click any word in a definition or example to find the entry for that word
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 entries. Click on the T button in an entry to review the synonyms and related words for that meaning.
If x is zero, y must be 3.
'He earns about £100 a day.' 'Add a couple of zeroes to that!'
Set the meter at zero.
The temperature was forty below zero.
We're likely to see zero growth in the market this year.
astronauts in zero gravity
Our chances of success are zero.
This is the British English definition of zero. View American English definition of zero.
Change your default dictionary and thesaurus to American English.
View the pronunciation for zero.
American English version of definition of zero
the design of buildings or public spaces in a way which discourages people from touching, climbing or sitting on them …
the system of trade unions, or the principles on which trade unions are based
a situation in which a country's armed forces are physically present in an area of conflict …
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.
Definition of zero from the online English dictionary from Macmillan Publishers Limited.