Longman Dictionary of Contemporary English
The Collaborative International Dictionary
Sebaceous \Se*ba"ceous\, a. [NL. sebaceus, from L. sebum tallow, grease.] (Physiol.) Pertaining to, or secreting, fat; composed of fat; having the appearance of fat; as, the sebaceous secretions of some plants, or the sebaceous humor of animals.
Sebaceous cyst (Med.), a cyst formed by distention of a sebaceous gland, due to obstruction of its excretory duct.
Sebaceous glands (Anat.), small subcutaneous glands, usually connected with hair follicles. They secrete an oily semifluid matter, composed in great part of fat, which softens and lubricates the hair and skin.
Douglas Harper's Etymology Dictionary
1728, "secreting sebum," from Latin sebaceus "of tallow," from sebum "tallow, grease" (see sebum). Meaning "oily, greasy, fatty" is from 1783.
Wiktionary
a. 1 of or relating to fat, sebum 2 ooze fat
WordNet
adj. containing an unusual amount of grease or oil; "greasy hamburgers"; "oily fried potatoes"; "oleaginous seeds" [syn: greasy, oily, oleaginous]
Wikipedia
Usage examples of "sebaceous".
Hospital in London there is a congenital tumor which was removed from the anterior mediastinum of a woman of twenty one, and contained portions of skin, fat, sebaceous material, and two pieces of bone similar to the superior maxilla, and in which several teeth were found.
Stratum lucidum, stratum basale, dermis, sebaceous glands—all of it, everything needed to grow skin grafts.
They had missed the antidote, which was in a tiny gel capsule in his left earlobe, masquerading as a sebaceous cyst - left, because it is automatic to neglect that side of a man, as though it were only a mirror image of the examiner's right - and that was some comfort.
The man who has been settling the hash of the mainland Chinese searches the back of his neck, where there is what appears to be a sebaceous cyst (I can clear that up for you.
His dislike of doctors probably had its origin in the fact that a doctor had originally diagnosed his mother's malignant cancer as a sebaceous cyst.
Like a sebaceous cyst, something corrupt lay beneath the emerald fronds and hungry black soil.
In addition, there are glands in the skin, sweat glands and sebaceous glands, that discharge fluid to the surface of the skin by way of tiny ducts.
Their folded bodies were scruffy with vernix caseosa, a wax-like substance secreted by fetal sebaceous glands to protect their skin during the long immersion.
A pale yellow wax from the animal's sebaceous glands coated his finger.
She smelled of floral extracts, and something else: the musk of power, sebaceous glands expressing pheromones that were only switched on in alpha ReMastered.
Their influence upon the skin is due largely to their being of such an oily nature: they affect both the sebaceous and sudoriferous glands, and probably owing to their oily nature restore that smoothness to the skin which is a sign of normal healthy action.
There are several broad classifications, those affecting the sebaceous and sweat glands, inflammatory diseases, nervous disorders, and those due to parasitic infections.