lubricant noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced American Dictionary at OxfordLearnersDictionaries.com

Definition of lubricant noun from the Oxford Advanced American Dictionary

lubricant

noun

NAmE//ˈlubrəkənt//

(informal lube

NAmE//lub//

) [uncountable, countable]

a substance, for example oil, that you put on surfaces or parts of a machine so that they move easily and smoothly

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