sebum

noun
se·​bum | \ ˈsē-bəm How to pronounce sebum (audio) \

Definition of sebum

: fatty lubricant matter secreted by sebaceous glands of the skin

Examples of sebum in a Sentence

Recent Examples on the Web

In the Skincare Addiction subreddit, source of beauty tips both questionable and profound, one Redditor posted a query about Cosrx BHA Blackhead Power Liquid, a K-beauty serum hailed for its ability to dispense sebum and blackheads. Macaela Mackenzie, Allure, "Redditors Swear Cosrx's BHA-Packed Blackhead Power Liquid Clears Up Ingrown Hairs," 7 Sep. 2018 These chemical exfoliants can smooth fine lines, even pigmentation, and penetrate deeply into pores, dissolving sticky plugs of sebum and dead skin. Allure, "The Skin-Care Glossary: A Comprehensive Guide to Everything You Need to Know," 17 Aug. 2018 Its color results from the sebum's pigment, which darkens when exposed to air. Allure, "The Skin-Care Glossary: A Comprehensive Guide to Everything You Need to Know," 17 Aug. 2018 The oil mimics your skin’s natural sebum, which in turn keeps your face smooth and soft. Ashley Weatherford, The Cut, "Your Guide to Affordable Skin Care," 30 Mar. 2018 Acne is a pain in the ass to treat because of its many components: blocked pores, excess sebum, inflammation, and proliferation of bacteria. Meirav Devash, Allure, "Everything You Need to Know About CBD Oil in Beauty Products," 25 June 2018 These are caused by a combination of factors: bacteria, excess sebum, dead skin cells and hormones. Kathleen Hou, The Cut, "How I Used Korean Skin Care to Treat My Hormonal Acne," 9 Mar. 2018 But here’s the problem: Aggressively getting rid of the natural sebum, or oil, in your skin can actually cause even more oil to be produced. Jenn Sinrich, SELF, "9 Habits That Could Be Making Your Oily Skin Even Oilier," 15 June 2018 The formula includes flaxseed oil, which allegedly absorbs sebum with the strength of a thousand oil blotting papers, while tea tree oil supposedly tightens pores. Shannon Barbour, The Cut, "This Primer Will Refine Pores and Provide Free Museum Tours to Kids," 24 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sebum.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of sebum

circa 1860, in the meaning defined above

History and Etymology for sebum

Latin, tallow, grease

Keep scrolling for more

Learn More about sebum

Dictionary Entries near sebum

sebkha

seborrhea

Sebright

sebum

Sebundoy

sebundy

sec

Statistics for sebum

Last Updated

14 Mar 2019

Look-up Popularity

Time Traveler for sebum

The first known use of sebum was circa 1860

See more words from the same year

Keep scrolling for more

More Definitions for sebum

sebum

noun
se·​bum | \ ˈsēb-əm How to pronounce sebum (audio) \

Medical Definition of sebum

: fatty lubricant matter secreted by sebaceous glands of the skin

More from Merriam-Webster on sebum

Britannica.com: Encyclopedia article about sebum

Comments on sebum

What made you want to look up sebum? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to corrupt or become corrupted

Get Word of the Day daily email!

Test Your Vocabulary

A Green Quiz

  • shamrock
  • What is the best definition of green-eyed monster?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!