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Showing results for mental illness. Search instead for mentalillness.
Definitions

mental illness

NOUN
emotional disorder
Synonyms
STRONGEST
insanity mental disorder
WEAK
crack-up craziness delusions depression derangement disturbed mind emotional disorder emotional instability loss of mind lunacy madness maladjustment mania mental disease mental sickness nervous breakdown nervous disorder neurosis neurotic disorder paranoia phobia psychopathy psychosis sick mind troubled mind unbalanced mind unsoundness of mind

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

President Donald Trump signs a directive to accelerate FDA review of psychedelic drugs for serious mental illness.

From Barron's • Apr. 20, 2026

Carruthers’ case is a perfect storm of capital punishment’s familiar failures: paid informants, information withheld from the jury, untested physical evidence, and the defendant’s mental illness.

From Slate • Apr. 20, 2026

For reasons indistinguishable from mental illness, the U.K. still won’t.

From The Wall Street Journal • Apr. 17, 2026

But Potter, who struggled with unchecked mental illness, depicted himself as an antihero outsider with a spiritual connection to the ravens of Yosemite, and could also be juvenile, selfish and oblivious.

From Los Angeles Times • Apr. 13, 2026

It was the Hotel California of mental illness: patients who checked in rarely ever left.

From "The Gene" by Siddhartha Mukherjee