hyperactive

[hahy-per-ak-tiv]
See more synonyms for hyperactive on Thesaurus.com
adjective
  1. unusually or abnormally active: a company's hyperactive growth; the child's hyperactive imagination.
  2. (of children) displaying exaggerated physical activity sometimes associated with neurologic or psychologic causes.
  3. hyperkinetic.

Origin of hyperactive

First recorded in 1865–70; hyper- + active
Related formshy·per·ac·tion [hahy-per-ak-shuh n] /ˌhaɪ pərˈæk ʃən/, nounhy·per·ac·tive·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018


Examples from the Web for hyperactive

Contemporary Examples of hyperactive

Historical Examples of hyperactive


British Dictionary definitions for hyperactive

hyperactive

adjective
  1. abnormally active
Derived Formshyperaction, nounhyperactivity, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for hyperactive
adj.

1852, from hyper- + active.

Online Etymology Dictionary, © 2010 Douglas Harper

hyperactive in Medicine

hyperactive

[hī′pər-ăktĭv]
adj.
  1. Highly or excessively active, as a gland.
  2. Having behavior characterized by constant overactivity.
  3. 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.