GC: n

S: http://www.healthline.com/health/adhd/difference-between-add-and-adhd (last access: 30 December 2016); http://www.add-adhd.org/ADHD_attention-deficit.html (last access: 30 December 2016).

N: 1. Abbreviation: ADD.
2. The inability to concentrate.
3. Attention deficit hyperactivity disorder (ADHD) is one of the most common childhood disorders. ADHD is a broad term, and the condition can vary from person to person. There are an estimated 6.4 million diagnosed children in the United States, according to the Centers for Disease Control and Prevention.
The condition is also known as attention deficit disorder (ADD), though this is considered an outdated term. The American Psychiatric Association released the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5) in May 2013. The DSM-5 changed the criteria necessary to diagnose someone with ADHD.

S: 1 & 2. TERMIUM PLUS – http://goo.gl/b2RlQ3 (last access: 30 December 2016). 3. http://www.healthline.com/health/adhd/difference-between-add-and-adhd (last access: 30 December 2016).

GV: attention-deficit disorder

S: TERMIUM PLUS – http://goo.gl/b2RlQ3 (last access: 30 December 2016)

SYN:
S:

CR: disorder