English Reference

Word

reintroduction

Phoneticsrein·tro·duc·tion

US/ˌɹiɪntɹəˈdəkʃən/

UK/ɹˌiːˌɪntɹədˈʌkʃən/

Countable & uncountable

Definition

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.

Examples

“The reintroduction of wolves helped balance the local ecosystem.”

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

“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.”

Examples

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.”

Real-World Examples

“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

Etymology

From re- + introduction.

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

Word family

NOUN

reintroduction(B2)

Domain

Zoology

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
Frequency
Occasional
Level
B2 · Upper Intermediate
Updated

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English Reference