English Reference
Noun

reintroduction

n. C / U
B2 Upper Intermediate US /ˌɹiɪntɹəˈdəkʃən/ UK /ɹˌiːˌɪntɹədˈʌkʃən/ rein·tro·duc·tion Zoology

n.the act of bringing a plant or animal back into an area where it used to live but is now gone. This is often done to help the environment or save a species.

n.the process of returning a species to an area from which it has been extirpated. Often involves ecological restoration or conservation efforts to reestablish a population.


SIMPLE

The reintroduction of wolves helped balance the local ecosystem.

CONTEXTUAL

After years of research, the team began the reintroduction of the local bird species into the protected forest.

COMPLEX

Successful reintroduction programs require extensive habitat assessment and public education to ensure that the returning species can survive and that local communities understand the ecological benefits.

The reintroduction of border controls changes nothing in practice for most people crossing between the two countries.

The Local· 19 Aug 2026

Smith was hired in 1994 to help manage the Yellowstone wolf reintroduction, a post he held until his retirement in December 2022.

Smithsonian Magazine· 31 Jul 2026

From re- + introduction.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Level B2 · Upper Intermediate
Frequency Occasional
Updated