vicariance
/vaɪˈkɛriəns/
noun
- The process by which a population of organisms is split into separate groups by a physical barrier (such as a mountain range or river), leading to the formation of new species.
- The vicariance of bird populations on either side of the Grand Canyon eventually led to two distinct species.
- Vicariance explains why similar plants are found on opposite sides of a large lake.
- Scientists studied vicariance to understand how ancient continents drifting apart separated animal groups.
- The act of substituting or acting as a deputy for someone.
- The lawyer's vicariance allowed her to represent the client in court.
- Vicariance in leadership roles is common during long-term illness.
- In the absence of the manager, vicariance was handled by the senior assistant.
Synonyms