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Definition of "sigmoid" [sig•moid]

  • Having the shape of the letter S. (adjective)
  • Of or relating to the sigmoid colon. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "sigmoid" in a sentence
  • "Morren [233] describes a form intermediate between the ordinary slipper-shaped corolla and the perfect peloria just described, and which he calls sigmoid peloria."
  • "In its course it rests upon the squama of the occipital, the mastoid angle of the parietal, the mastoid part of the temporal, and, just before its termination, the jugular process of the occipital; the portion which occupies the groove on the mastoid part of the temporal is sometimes termed the sigmoid sinus."
  • "Travels downward on the left side, to the next curve in the colon, called the sigmoid colon."