follow Dictionary.com

What's the "een" in Halloween?

attention deficit hyperactivity disorder

noun
1.
a condition, usually in children, characterized by inattention, hyperactivity, and impulsiveness.
Origin
1985-1990
1985-90
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
Examples from the web for attention deficit hyperactivity disorder
  • Too many children with attention deficit hyperactivity disorder go unidentified and untreated.
  • The same treatment seems to improve focus for children and adults with attention deficit hyperactivity disorder.
British Dictionary definitions for attention deficit hyperactivity disorder

attention deficit hyperactivity disorder

noun
1.
a form of attention deficit disorder in which hyperactivity is a prominent symptom 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
Cite This Source
attention deficit hyperactivity disorder in Science
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 © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for attention deficit hyperactivity disorder

Few English speakers likely know this word

Word Value for attention

9
11
Scrabble Words With Friends

Nearby words for attention deficit hyperactivity disorder