nonmercurial

adjective
non·​mer·​cu·​ri·​al | \ ˌnän-(ˌ)mər-ˈkyu̇r-ē-əl How to pronounce nonmercurial (audio) \

Definition of nonmercurial

: not of, relating to, containing, or caused by mercury a nonmercurial fungicide

First Known Use of nonmercurial

1811, in the meaning defined above

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