helical

helical definition - medical

hel·i·cal (hĕlˈĭ-kəl, hēˈlĭ-)

adjective
  1. Of or having the shape of a helix; spiral.
  2. Having a shape approximating that of a helix.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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