spiral

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spiral

 [spi´ral]
1. winding like the thread of a screw; called also helical.
2. a winding structure; see also coil and helix.
Curschmann's s's coiled fibrils of mucin sometimes found in the sputum of patients with asthma. See also Laënnec's pearls.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

spi·ral

(spī'răl),
1. Coiled; winding around a center like a watch spring; winding and ascending like a wire spring.
2. A structure in the shape of a coil.
[Mediev. L. spiralis, fr. G. speira, a coil]
Farlex Partner Medical Dictionary © Farlex 2012

spi·ral

(spī'răl)
1. Coiled; winding around a center like a watch spring; winding and ascending like a wire spring.
2. A structure in the shape of a coil.
[Mediev. L. spiralis, fr. G. speira, a coil]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

spi·ral

(spī'răl)
1. Coiled; winding around a center like a watch spring; winding and ascending like a wire spring.
2. Structure in shape of a coil.
[Mediev. L. spiralis, fr. G. speira, a coil]
Medical Dictionary for the Dental Professions © Farlex 2012