antihuman

adjective
an·​ti·​hu·​man | \ -ˈhyü-mən How to pronounce antihuman (audio) , -ˈyü-\

Definition of antihuman

1 : acting or being against humanity
2 : reacting strongly with human antigens antihuman antibodies

First Known Use of antihuman

1738, in the meaning defined at sense 1

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The first known use of antihuman was in 1738

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antihuman

adjective
an·​ti·​hu·​man | \ ˌant-i-ˈhyü-mən, ˌan-ˌtī-, -ˈyü- How to pronounce antihuman (audio) \

Medical Definition of antihuman

: reacting strongly with human antigens antihuman antibodies

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