superaccurate

adjective
su·​per·​ac·​cu·​rate | \ ˌsü-pər-ˈa-kyə-rət How to pronounce superaccurate (audio) , -ˈa-k(ə-)rət\

Definition of superaccurate

: extremely accurate superaccurate temperature readings

First Known Use of superaccurate

1852, in the meaning defined above

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