streak

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streak

 [strēk]
a line, stria, or stripe.
angioid s's red to black irregular bands in the ocular fundus running outward from the optic disk.
primitive streak a faint white trace at the caudal end of the embryonic disk, formed by movement of cells at the onset of mesoderm formation, providing the first evidence of the embryonic axis. It eventually undergoes degenerative changes and disappears.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

streak

(strēk),
A line, stria, or stripe, especially one that is indistinct or evanescent.
[A.S. strica]
Farlex Partner Medical Dictionary © Farlex 2012

streak

(strēk)
n.
1. A line, mark, smear, or band differentiated by color or texture from its surroundings.
2. Microbiology A sample of microorganisms that has been introduced into a solid culture medium by a needle drawn across its surface.
v. streaked, streaking, streaks
v.tr.
Microbiology To inoculate (a culture medium) with a streak.

streak′er n.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

streak

(strēk)
A line, stria, or stripe, especially one that is indistinct or evanescent.
[A.S. strica]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

streak

(strēk)
A line, stria, or stripe, especially one that is indistinct or evanescent.
[A.S. strica]
Medical Dictionary for the Dental Professions © Farlex 2012
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