minimal brain dysfunction
noun
: attention deficit disorder
Note: Minimal brain dysfunction is one of several former names originally used to describe attention deficit disorder.
Example Sentences
Recent Examples on the Web Other terms would follow, like minimal brain dysfunction. 
Ryan D'agostino, Esquire, 27 Mar. 2014
Ryan D'agostino, Esquire, 27 Mar. 2014 Word History
First Known Use
1966, in the meaning defined above
Medical Definition
minimal brain dysfunction
noun
: attention deficit disorder —abbreviation MBD