Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “ADHD”

See all translations

ADHD

noun [U] uk   /ˌeɪ.diː.eɪtʃˈdiː/ mainly UK us  
Translations of “ADHD”
in Chinese (Traditional) 注意力缺乏多動障礙…
in Chinese (Simplified) 注意力缺乏多动障碍…
(Definition of ADHD from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of ADHD?
Add Cambridge dictionaries to your browser to your website

Word of the Day

glacial

made or left by a glacier

Word of the Day

Let’s celebrate! (words and phrases for parties)

by Kate Woodford,
December 17, 2014
​​​ With Christmas and New Year almost upon us, we thought it a good time to look at the language of parties and celebrations. First, let’s start with the word ‘party’ itself. To have or throw a party or, less commonly, to give a party is to arrange a party: We’re having a

Read More 

cinderella surgery noun

December 15, 2014
cosmetic surgery to the feet We have all heard of people having nose jobs, boob jobs and liposuction – but now a new trend growing in popularity in America: Cinderella surgery.

Read More