Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “hyperactive”

See all translations

hyperactive

adjective uk   /ˌhaɪ.pər'æk.tɪv/ us    /-pɚ-/
Someone who is hyperactive has more energy than is normal, gets excited easily, and cannot stay still or think about work: Hyperactive children often have poor concentration and require very little sleep.
See also
hyperactivity
noun [U] uk   /-ækˈtɪv.ɪ.ti/ us    /-ækˈt̬ɪv.ə.t̬i/
Translations of “hyperactive”
in Chinese (Traditional) 好動亢奮的, 過度活躍的…
in Russian легко возбудимый, гиперактивный…
in Turkish çok hareketli, hiperaktif…
in Chinese (Simplified) 多动亢奋的, 过分活跃的…
in Polish nadpobudliwy…
(Definition of hyperactive from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of hyperactive?
Add Cambridge dictionaries to your browser to your website

Definitions of “hyperactive” in other dictionaries

Word of the Day

ice over

If an area of water ices over, it becomes covered with a layer of ice.

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