Did you know?

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

American pronunciation of 


view main entry for invalidate verb  /ɪnˈvælɪˌdeɪt/
British English pronunciation: invalidate
Click to listen to the pronunciation of invalidate

This is the American English pronunciation of invalidate.

View British English pronunciation of invalidate.

Previous and next

Open Dictionary


a rise in the level of a stream or river

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