blackhead

noun
black·​head | \ ˈblak-ˌhed How to pronounce blackhead (audio) \

Definition of blackhead

1 : a small plug of darkened sebum and dead skin cells that fills a pore of the skin especially on the face

called also comedo, open comedo

— compare whitehead
2 : a destructive disease of turkeys and related birds caused by a protozoan (Histomonas meleagridis) that invades the intestinal ceca and liver
3 : a larval clam or mussel attached to the skin or gills of a freshwater fish

Examples of blackhead in a Sentence

Recent Examples on the Web Like most beauty trends, blackhead removal challenges have spawned on social media. Jasmine Washington, Seventeen, 24 Mar. 2022 Oil and dead skin cells collect in the follicles and eventually cause a blackhead. Jacqueline Kilikita, refinery29.com, 28 Jan. 2022 For a gentle yet effective way to deep-clean your pores, this blackhead-banishing liquid gets the job done without damaging your skin. ELLE, 15 Apr. 2022 Oil and dead skin cells collect in the follicles and eventually cause a blackhead. Jacqueline Kilikita, refinery29.com, 28 Jan. 2022 Oil and dead skin cells collect in the follicles and eventually cause a blackhead. Jacqueline Kilikita, refinery29.com, 28 Jan. 2022 Oil and dead skin cells collect in the follicles and eventually cause a blackhead. Jacqueline Kilikita, refinery29.com, 28 Jan. 2022 Why has TikTok's blackhead removal hack gone viral? Jacqueline Kilikita, refinery29.com, 28 Jan. 2022 Oil and dead skin cells collect in the follicles and eventually cause a blackhead. Jacqueline Kilikita, refinery29.com, 28 Jan. 2022 See More

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

First Known Use of blackhead

circa 1837, in the meaning defined at sense 1

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Time Traveler for blackhead

Time Traveler

The first known use of blackhead was circa 1837

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Dictionary Entries Near blackhead

black hazel

blackhead

blackhead disease

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Statistics for blackhead

Last Updated

12 May 2022

Cite this Entry

“Blackhead.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/blackhead. Accessed 5 Jul. 2022.

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More Definitions for blackhead

blackhead

noun
black·​head | \ ˈblak-ˌhed How to pronounce blackhead (audio) \

Kids Definition of blackhead

: a darkened bit of oily material blocking a pore in the skin

blackhead

noun
black·​head | \ ˈblak-ˌhed How to pronounce blackhead (audio) \

Medical Definition of blackhead

1 : a small plug of sebum blocking the duct of a sebaceous gland especially on the face — compare milium
2 : a destructive disease of turkeys and related birds caused by a protozoan of the genus Histomonas (H. meleagridis) that invades the intestinal ceca and liver

called also enterohepatitis, histomoniasis, infectious enterohepatitis

More from Merriam-Webster on blackhead

Thesaurus: All synonyms and antonyms for blackhead

Nglish: Translation of blackhead for Spanish Speakers

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