hyperactive
[ hahy-per-ak-tiv ]
/ ˌhaɪ pərˈæk tɪv /
adjective
unusually or abnormally active: a company's hyperactive growth; the child's hyperactive imagination.
(of children) displaying exaggerated physical activity sometimes associated with neurologic or psychologic causes.
RELATED CONTENT
Hyper vs. HypoLet’s start from the top: Hyper- is a prefix that means excess or exaggeration, while hypo- is another prefix that means under or beneath. Both hyper and hypo are usually used as prefixes, which are elements or partial words added to the beginning of a base word to modify its meaning. Hyper is derived from the Greek word for over, and hypo is a Greek …
RELATED WORDS
Nearby words
hyped-up, hyper, hyper-, hyperaccumulator, hyperacidity, hyperactive, hyperactivity, hyperacusis, hyperadenosis, hyperadiposis, hyperadrenocorticalism
Related forms
hy·per·ac·tion [hahy-per-ak-shuh n] /ˌhaɪ pərˈæk ʃən/, nounhy·per·ac·tive·ly, adverbDictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for hyperactive
British Dictionary definitions for hyperactive
hyperactive
/ (ˌhaɪpərˈæktɪv) /
adjective
abnormally active
Derived Forms
hyperaction, nounhyperactivity, nounCollins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medicine definitions for hyperactive
hyperactive
[ hī′pər-ăk′tĭv ]
adj.
Highly or excessively active, as a gland.
Having behavior characterized by constant overactivity.
Afflicted with attention deficit disorder.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.