Dictionary

vicariance

noun vi·car·i·ance \-ē-ən(t)s\

Definition of VICARIANCE

:  fragmentation of the environment (as by splitting of a tectonic plate) in contrast to dispersal as a factor in promoting biological evolution by division of large populations into isolated subpopulations —called also vicariance biogeography
ADVERTISEMENT

First Known Use of VICARIANCE

1957

Rhymes with VICARIANCE

Browse

Next Word in the Dictionary: vicariantPrevious Word in the Dictionary: vicarialAll Words Near: vicariance
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears