Definition of 'geyser'

Collocations are words that are often used together and are brilliant at providing natural sounding language for your speech and writing. February 13, 2020 Read more

Whether you're in search of a crossword puzzle, a detailed guide to tying knots, or tips on writing the perfect college essay, Harper Reference has you covered for all your study needs. Read more

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. Read more

I’m sure a lot of people would agree that we live in strange times. But do they have to be so strange that Area 51 is making headlines? And what’s this about fish the look like aliens. September’s Words in the News explain all. Read more

Learn the difference between the homophones stair and stare—their meanings, uses, and examples to avoid common confusion. Read more

Confused by 'one' and 'won'? Learn the difference between these homophones—'one' as a number and pronoun, and 'won' as the past tense of 'win. Read more

'Vibe coding', an emerging software development that turns natural language into computer code using AI, has been named Collins’ Word of the Year 2025. Read more

Learn the difference between "tale" (a story) and "tail" (the part of an animal), with definitions and examples for clarity! Read more

Download our English Dictionary apps - available for both iOS and Android. Read more

Our new online dictionaries for schools provide a safe and appropriate environment for children. And best of all it's ad free, so sign up now and start using at home or in the classroom. Read more

We have almost 200 lists of words from topics as varied as types of butterflies, jackets, currencies, vegetables and knots! Amaze your friends with your new-found knowledge! Read more