Meaning of “sanity” in the English Dictionary


"sanity" in English

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sanitynoun [ U ]

uk /ˈsæn.ə.ti/ us /ˈsæn.ə.t̬i/

the state of having a healthy mind and not being mentally ill:

He'd been behaving so strangely that they began to doubt/question his sanity.

the fact of showing good judgment and understanding:

The closer we got to the deadline for action, the more I questioned the sanity of the decision we had taken.
Maybe Jenny can bring some sanity into this crazy situation.

(Definition of “sanity” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)