attention deficit disorder


noun

a condition, usually in children, marked by inattentiveness, dreaminess, and passivity. Abbreviation: ADD
(no longer in technical use) attention deficit hyperactivity disorder.

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Origin of attention deficit disorder

First recorded in 1980–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for attention deficit disorder

attention deficit disorder

noun

a disorder, particularly of children, characterized by excessive activity and inability to concentrate on one task for any length of timeAbbreviation: ADD
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 disorder

attention deficit disorder
[ ə-tĕnshən ]

n.

A syndrome, usually diagnosed in childhood, characterized by a persistent pattern of impulsiveness, a short attention span, and sometimes hyperactivity, and interfering especially with academic, occupational, and social performance.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Cultural definitions for attention deficit disorder

Attention Deficit Disorder

A disorder characterized by a difficulty in retaining focus, especially on tasks, for long periods of time.

notes for Attention Deficit Disorder

One of the most common reasons children are brought into therapy, ADD is often treated with the somewhat controversial drug Ritalin®, which is thought to work by stimulating the attention-focusing structures of the brain.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.