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attention deficit hyperactivity disorder

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noun

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Origin of attention deficit hyperactivity disorder

First recorded in 1985–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for attention deficit hyperactivity disorder

attention deficit hyperactivity disorder

noun

a form of attention deficit disorder in which hyperactivity is a prominent symptomAbbreviation: ADHD
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

Medical definitions for attention deficit hyperactivity disorder

attention deficit hyperactivity disorder

n.

Attention deficit disorder in which hyperactivity is present.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for attention deficit hyperactivity disorder

attention deficit hyperactivity disorder

A syndrome of disordered behavior, usually diagnosed in childhood, characterized by a persistent pattern of impulsiveness, inattentiveness, and sometimes hyperactivity that interferes with academic, occupational, or social performance. Also called attention deficit disorder
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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