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.
moreThis is the British English definition of carbon-neutral. View American English definition of carbon-neutral.
Change your default dictionary and thesaurus to American English.
a type of television series featuring real people who talk naturally but are put in situations which are pre-arranged by the production company
BuzzWord ArticleMore BuzzWords
a system of designing and recording the coats of arms of famous families
Open Dictionary
a different way of saying 'cool' in a reply
add a wordMore submissions
Blog
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 blogDefinition of carbon-neutral from the online English dictionary from Macmillan Publishers Limited.