sand

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sand

 [sand]
material occurring in fine gritty particles.
brain sand sandy matter about the pineal gland and other parts of the brain.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

sand

(sand),
The fine, granular particles of quartz and other crystalline rocks, or a gritty material resembling sand.
[A.S.]
Farlex Partner Medical Dictionary © Farlex 2012

sand

(sand)
The fine granular particles of quartz and other crystalline rocks, or a gritty material resembling sand.
[A.S.]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012