English

Definition of sebum noun from the Oxford Advanced Learner's Dictionary

 

sebum

 noun
noun
BrE BrE//ˈsiːbəm//
 
; NAmE NAmE//ˈsiːbəm//
 
[uncountable]
 
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an oil-like substance produced by the sebaceous glands Word Origin late 19th cent.: modern Latin, from Latin sebum ‘grease’.
See the Oxford Advanced American Dictionary entry: sebum