Did you know?

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

Tommy John surgery - 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.


or ulnar collateral ligament (UCL) reconstruction

  1. From our crowdsourced Open Dictionary
    a medical operation which uses a tendon from another part of the body to replace damaged ligament in the elbow

    Since the first procedure in 1974, many Major League Baseball pitchers have undergone Tommy John surgery. This is a long and difficult recovery for pitchers, as the ulnar collateral ligament needs complete reconstruction.

    Submitted by Harris Park from United Kingdom on 24/04/2012

sea lion

in an online conversation, repeatedly asking a person questions which suggest that you are interested in what they are talking about, but are actually intended to annoy them

BuzzWord Article

Open Dictionary


an electric skateboard

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