Meaning of LABORATORY in English

LABORATORY

/ ləˈbɒrətri; NAmE ˈlæbrətɔːri/ noun

( pl. -ies ) (also informal lab ) a room or building used for scientific research, experiments, testing, etc. :

a research laboratory

laboratory experiments / tests

—see also language laboratory

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WORD ORIGIN

early 17th cent.: from medieval Latin laboratorium , from Latin laborare to labour.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.