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Definition of sebum

sebum

/ˈsiː.bəm/
se · bum
Plural:sebums
•
Adjective:sebaceous
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sebum Lexical Profile

sebum Game Scores & Validity

• noun

1

An oily, waxy substance secreted by the sebaceous glands in mammalian skin that lubricates and waterproofs the skin and hair.

Example

"An overproduction of sebum can clog pores and contribute to the development of acne."

• Nearby Words

seaworthy
seax
sebou
sebum
sec
secateurs
secede

Word Origin & Etymology

Borrowed in the early 18th century directly from Latin sebum, meaning 'tallow', 'suet', or 'grease'.

Cite this Entry

Wordmom. (2026). Definition of Sebum. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/sebum
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