mood disorder

noun

Definition of mood disorder

: 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

Postpartum depression is a type of mood disorder that affects some women after childbirth, causing sadness and loss of interest in activities. — Peter Loftus, WSJ, "Sage Therapeutics’ Drug for Postpartum Depression Gets FDA Nod," 19 Mar. 2019 Sleep apnea, mood disorders, and thyroid problems can all cause sleeplessness. — Caroline Picard, Good Housekeeping, "What You Need to Know About OTC Sleep Aids, According to Neurologists," 30 Jan. 2019 Silverman explains that in the DSM-5, experts essentially collapsed two mood disorders—chronic major depressive disorder and dysthymia—into one: PDD. — Claire Gillespie, SELF, "What Exactly Does It Mean to Have ‘High-Functioning’ Depression?," 19 Nov. 2018 Most people have a general understanding of MDD, a mood disorder that interferes with an individual’s ability to function in everyday life. — Claire Gillespie, SELF, "What Exactly Does It Mean to Have ‘High-Functioning’ Depression?," 19 Nov. 2018 The app was created as part of the Mood Challenge, a contest funded by the Robert Wood Johnson Foundation that challenged researchers to find new ways to use Apple Inc.’s open-source app development platform, ResearchKit, to study mood disorders. — Laine Higgins, WSJ, "Can Typos Give Insight Into Your Mental Health?," 11 Oct. 2018 Yoga, for example, reduces stress and anxiety, and also can help with depression, mood disorders and overall improvement in quality of life. — Nicole Tsong, The Seattle Times, "Seattle Cancer Care Alliance’s new Integrative Medicine program includes activity as a part of treatment," 7 Sep. 2018 Sure, loneliness is partially the result of genes, as our personalities and our propensity for mood disorders like depression are linked to loneliness, and our genes. — Brian Resnick, Vox, "How scientists are trying to predict your future with your genes," 23 Aug. 2018 Thankfully, as the years go by, more and more women, especially celebrities with large platforms, are being honest about their experiences with motherhood mood disorders. — Patricia Garcia, Vogue, "Serena Williams Continues to Break New-Mom Stereotypes on Instagram," 7 Aug. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mood disorder.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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Last Updated

14 Apr 2019

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The first known use of mood disorder was in 1969

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mood disorder

noun

Medical Definition of mood disorder

: 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

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