sebaceous

adjective

se·​ba·​ceous si-ˈbā-shəs 

1

: secreting or releasing sebum

a sebaceous duct

see also sebaceous gland

2

: of, relating to, or being sebum

a sebaceous exudate

3

: relating to, affecting, or originating in a sebaceous gland

sebaceous carcinoma

Examples of sebaceous in a Sentence

Recent Examples on the Web

That means a course of action that targets everything from blackheads to excess sebum production to sebaceous filaments, the thin threads that tend to pop up on your nose, to even redness, which can cause skin to swell, enhancing the appearance of pores. — Diana Tsui, Footwear News, 15 May 2026

Traditional methods such as powdering, cyanoacrylate fuming, or ninhydrin rely on sweat and sebaceous residues (a mixture of skin oil and dead skin) left behind on a surface. — Christopher McFadden, Interesting Engineering, 23 Nov. 2025

As with epidermoid cysts, sometimes a sebaceous cyst is just a lump that doesn’t have any uncomfortable symptoms. — Korin Miller, SELF, 11 June 2025

The heat and steam will help open up the pores before applying a cleansing oil to remove the sebaceous filaments. — Rosa Jisoo Pyo, Vogue, 14 Apr. 2025

Word History

Etymology

Latin sebaceus made of tallow, from sebum tallow

First Known Use

1721, in the meaning defined at sense 1

Phrases Containing sebaceous

• sebaceous gland

Rhymes for sebaceous

• arenaceous
• argillaceous
• carbonaceous
• contumacious
• coriaceous
• efficacious
• farinaceous
• foliaceous
• membranaceous
• ochraceous
• olivaceous
• ostentatious

Medical Definition

sebaceous

adjective

se·​ba·​ceous si-ˈbā-shəs 

1

: secreting or releasing sebum see also sebaceous gland

2

: of, relating to, or being sebum

a sebaceous exudate

3

: relating to, affecting, or originating in a sebaceous gland

sebaceous carcinoma