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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Never Taking a Day Off Chronic working overtime keeps your sympathetic nervous system activated, leading to burnout, mood disorders, and weakened immunity. Sherri Gordon, Health, 17 June 2025 Additionally, close to 29 percent of the mood disorder group also had amyloid deposits, while only two percent of the control group did. Jenny Lehmann, Discover Magazine, 9 June 2025 Anxiety and other mood disorders commonly occur at the same time as chronic pain. Lipi Roy, Forbes.com, 16 May 2025 However, for mood disorders, such as bipolar disorder, suicidal ideation can be a transient state, according to Duckworth. Alyssa Goldberg, USA Today, 14 Apr. 2025 See All Example Sentences for mood disorder

Word History

First Known Use

1969, in the meaning defined above

Time Traveler
The first known use of mood disorder was in 1969

Browse Nearby Words

Cite this Entry

“Mood disorder.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mood%20disorder. Accessed 28 Jun. 2025.

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

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!