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English definition of “indoor”

indoor

adjective [before noun] uk   /ˌɪnˈdɔːr/ us    /-ˈdɔːr/
A2 happening, used, or existing inside a building: indoor sports/activities an indoor racetrack/swimming pool
Opposite
In and at
(Definition of indoor from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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