mental health

noun

1
: the condition of being sound mentally and emotionally that is characterized by the absence of mental illness and by adequate adjustment especially as reflected in feeling comfortable about oneself, positive feelings about others, and the ability to meet the demands of daily life
also : the general condition of one's mental and emotional state
2
: health care dealing with the promotion and improvement of mental health and the treatment of mental illness
often used before another noun
mental health professionals
a mental health clinic

Examples of mental health 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.
The nonprofit organization’s emphasis is on mental health awareness. Staff Photographer, Los Angeles Times, 26 Apr. 2026 The feature sees the singer go through the highs and lows of fame including opening up about her struggles with mental health and touches on her decision to freeze her eggs for a future IVF cycle. Charisma Madarang, Rolling Stone, 26 Apr. 2026 Henderson said while student screenings at Marya Yates are not mental health specific, the school provides support to students depending on their responses. Olivia Stevens, Chicago Tribune, 26 Apr. 2026 Meanwhile, public schools are still dealing with fallout from the COVID-19 pandemic, which hurt student attendance, achievement and mental health. Laurie Stern, NPR, 26 Apr. 2026 See All Example Sentences for mental health

Word History

First Known Use

circa 1650, in the meaning defined at sense 1

Time Traveler
The first known use of mental health was circa 1650

Browse Nearby Words

Cite this Entry

“Mental health.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mental%20health. Accessed 28 Apr. 2026.

Medical Definition

mental health

noun
1
: the condition of being sound mentally and emotionally that is characterized by the absence of mental illness and by adequate adjustment especially as reflected in feeling comfortable about oneself, having positive feelings about others, and being able to meet the demands of daily life
also : the general condition of one's mental and emotional state
Finding the flexibility and balance that is required for good mental health is a challenge we all face. Christy Turlington, Psychology Today
2
: health care dealing with the promotion and improvement of mental health and the treatment of mental illness : mental hygiene
often used before another noun
mental health professionals
a mental health clinic
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