ADD vs. ADHD: What's the Difference Between ADD & ADHD?
Dec 9, 2024 · In the third edition of the Diagnostic and Statistical Manual of Mental Disorders (DSM), published in 1980, the American Psychiatric Association (APA) gave this mental health condition the …
ADD vs. ADHD Symptoms: 3 Types of Attention Deficit Disorder
ADD symptoms include inattention, executive dysfunction, and distractibility, whereas ADHD symptoms include hyperactivity, impulsivity, and recklessness.
10 Signs and Symptoms of ADHD in Adults (And When to Get Help ...
Nov 1, 2025 · ADHD is a neurodevelopmental disorder, meaning that it affects the way the brain develops and functions. While it typically begins in childhood, symptoms can often persist into …
ADD Definition & Meaning - Merriam-Webster
The meaning of ADD is to join or unite so as to bring about an increase or improvement. How to use add in a sentence.
ADD | definition in the Cambridge English Dictionary
A person with ADHD, previously known as ADD (attention-deficit disorder), has trouble focusing on activities, organizing and finishing tasks, and following instructions.
ADD definition and meaning | Collins English Dictionary
If you add one thing to another, you put it in or on the other thing, to increase, complete, or improve it. Add the grated cheese to the sauce. [VERB noun + to]
add - Wiktionary, the free dictionary
Dec 14, 2025 · To add quantities; to join houses; to annex territory; to unite kingdoms; to make parties coalesce.