Dictionary > Vicariance

Vicariance

Definition
noun, plural: vicariances
(biology)
The separation of a large group of organisms from the population due to a geographic barrier.
(geology)
The geologic event which produces geographic barrier, such as volcano, river, earthquake, etc.
Supplement
Word origin: From vicariant, from Latin vicārius, vicarious, “substitute, deputy” (adj. and n.), from vicis “turn, change, exchange, substitution.

Related forms: vicariant (adjective), vicarious (adjective).
See also: vicariant speciation, allopatry.


You will also like...

Cell Biology
Cell Biology

The cell is defined as the fundamental, functional unit of life. Some organisms are comprised of only one cell whereas o..

squirrel
Animal Water Regulation

Animals adapt to their environment in aspects of anatomy, physiology, and behavior. This tutorial will help you understa..

An artistic depiction of a human embryo
Growth and Development of a Human Baby

Upon fertilization, a zygote forms and develops into an embryo. This tutorial elaborates on the growth and development f..

takahē
Takahē (Porphyrio hochstetteri)

Meet the colorful takahē, an extremely rare flightless bird. Find out more about its unique features and why they matte..

human brain structure
The Conscious & Unconscious Nervous System

This tutorial elaborates on how the nervous system works, particularly at the tissue level of the brain. There are three..

Population Regulation in an Ecosystem
Population Regulation in an Ecosystem

With regard to the population size of a species and what factors may affect them, two factors have been defined. They ar..

Related Articles...

No related articles found

See all Related Topics