streak (strēk) a line, stria, or stripe.
streak
angioid streaks red to black irregular bands in the ocular fundus running outward from the optic disk.
fatty streak a small, flat, yellow-gray area, composed mainly of cholesterol, in an artery; possibly an early stage of atherosclerosis.
meningitic streak tache cérébrale.
Moore's lightning streaks vertical flashes of light sometimes seen on the peripheral side of the field of vision when the eyes are moved, a benign condition.
primitive streak a faint white trace at the caudal end of the embryonic disc, formed by movement of cells at the onset of mesoderm formation and providing the first evidence of the embryonic axis.
streak (str k)n. A line, stripe, smear, or band differentiated by color or texture from its surroundings. |
streak
Etymology: AS, strican, to stroke
a line or a stripe, such as the primitive streak at the caudal end of the embryonic disk.
streak
a line or stripe.
angioid s's
red to black irregular bands in the ocular fundus running outward from the optic disk.
streak canal
the papillary duct, the canal between the exterior and the lactiferous sinus within the teat of a ruminant.
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.
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