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English definition of “laboratory”

laboratory

noun [C]     /ləˈbɒrətəri/ US   /ˈlæbrətɔːri/ (plural laboratories) (informal lab)
a room or building with equipment for doing scientific tests : The company makes analytical equipment for industrial and research laboratories. laboratory analysis / equipment / tests
a company or place where chemicals or medicines are produced : He is chairman and chief executive officer of vision-care pharmaceutical maker Alcon Laboratories.
(Definition of laboratory noun from the Cambridge Business English Dictionary © Cambridge University Press)
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