mentally ill

American  

adjective

1. having a mental illness.

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noun

(used with a plural verb)

1. Usually the mentally ill mentally ill persons collectively.

Etymology

Origin of mentally ill

First recorded in 1935–40

Example Sentences

And silence, experts say, can foster a deep, unhealthy relationship between a caring parent and a mentally ill child.

From Los Angeles Times

In 1811, Saxony’s king converted it into a model asylum for the mentally ill, and for many years it was.

From The Wall Street Journal

From our 21st century perspective, they both have a right to be mad and they both might be mentally ill.

From Los Angeles Times

But some of his constituents view him as too developer-friendly for his housing policies and have criticized his past policies around expanding conservatorships for mentally ill people.

From Los Angeles Times

After her arrest, acquaintances said Moore was very concerned that people would assume she was mentally ill.

From Los Angeles Times