Free online dictionary, thesaurus and reference materials
Collins is a major publisher of Educational, Language and Geographic content, and have been publishing innovative, inspiring and informative books for over 200 years.
Collins online dictionary and reference resources draw on the wealth of reliable and authoritative information about language, thanks to the extensive use of our corpora - vast databases of language - both in English and in other languages.
Collins online dictionary and reference resources draw on the wealth of reliable and authoritative information about language, thanks to the extensive use of our corpora - vast databases of language - both in English and in other languages.
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Our original pioneering values remain at the core of our current publishing programme, both in print and in digital form. By ensuring our monolingual and bilingual dictionaries, as well as our reference titles reflect language as it is used today, Collins remains the favourite choice among students, teachers and translators.
Word of the day
halon
any of a class of chemical compounds derived from hydrocarbons by replacing one or more hydrogen atoms by bromine atoms and other hydrogen atoms by other halogen atoms ( chlorine , fluorine , or iodine ). Halons are stable compounds that are used in fire extinguishers, although they may contribute to depletion of the ozone layer
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quick word challenge
新沙巴体育quiz review
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hangar or hanger?
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hanger
hangar
Use a wooden coat for jackets, rather than a wire one.
role or roll?
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roll
role
He spread butter on the .
which or witch?
Which version is correct?
retch or wretch?
Which version is correct?
scene or seen?
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Riddle: When is a staycation not a staycation?
To me it seems like centuries ago that we Brits first cottoned on to that handy word staycation. I’d place it at about 15 years ago – which at today’s speed of change feels more like 150.
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Unlock language with the Paul Noble method
No books. No rote memorization. No chance of failure. Your chance to have a one-to-one lesson with best-selling language expert Paul Noble, try a FREE audio sample of his brand new Mandarin Chinese course.
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Updating our Usage
There are many diverse influences on the way that English is used across the world today. We look at some of the ways in which the language is changing. Read our series of blogs to find out more.
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