oil gland


Origin:
1825–35

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American Heritage
Medical Dictionary

oil gland n.
A gland, such as a sebaceous gland, that secretes an oily substance.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Encyclopedia Britannica
Encyclopedia

oil gland

any of a variety of skin structures that secrete oily or greasy substances of various functions. In birds, the preen gland, or uropygial gland, located on the back at the base of the tail, supplies oil that is spread upon the feathers during preening. In mammals, sebaceous glands provide a grease that serves as a protectant and lubricant for hair and skin. Scent glands of certain mammals secrete an often oily material of distinctive odour that serves to mark territorial boundaries

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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Example sentences
Each pore is an opening to a follicle, which contains a hair and an oil gland.
And hormonal changes increase oil gland secretion, which can give your skin a
  shinier appearance.
Most birds have an oil gland at the base of their tail.
Grebes are able to waterproof their feathers by preening them with secretions
  from the oil gland located at the base of the tail.
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