mood disorder

noun

: any of several psychological disorders (such as major depressive disorder or bipolar disorder) characterized by abnormalities of emotional state

called also affective disorder

Examples of mood disorder in a Sentence

Recent Examples on the Web

Research has found that this microbe community has close ties to the brain through a network of nerves connecting the two body parts called the gut-brain axis, which can play a large role in mood and mood disorders like depression. —Christina Manian, Health, 26 Nov. 2024

Learn more about mood disorders, including support groups for those with mood disorders, through the National Alliance on Mental Illness (NAMI). —Maya Richard-Craven, Forbes, 24 Oct. 2024

At higher doses, lithium is a powerful treatment for severe mood disorders—and preliminary evidence suggests that lower doses might improve well-being for people without mood disorders too. —Shayla Love, The Atlantic, 4 Oct. 2024

Protein deficiency can lead to a reduction in these neurotransmitters, potentially contributing to the development of mood disorders, such as depression. —Colleen Doherty, Verywell Health, 18 Dec. 2024

Word History

First Known Use

1969, in the meaning defined above

Kids Definition

mood disorder

noun

: any of several psychological disorders characterized by abnormalities of emotional state

Medical Definition

mood disorder

noun

: any of several psychological disorders characterized by abnormalities of emotional state and including especially major depressive disorder, dysthymia, and bipolar disorder

called also affective disorder