Definition of vicariant
: of, relating to, or being the process of vicariance or organisms that evolved through this process <the possible vicariant origin of the Antillean arthropod fauna>
Origin and Etymology of vicariant
translation of German vikarirend, present participle of vikarieren to act as a substitute, from Vikar representative, proxy, from Middle High German vicar, from Latin vicarius substitute
First Known Use: 1952
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