Sigmoid meaning

sĭg-moidl
Having the shape of the letter S.
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Of or relating to the sigmoid colon.
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Of the sigmoid flexure of the colon.
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Having the shape of the letter S.
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Relating to the sigmoid colon.
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(geometry) Curved in two directions, like the letter "S", or the Greek Ï‚ (sigma).
  • Having a serpentine shape; resembling S or ʃ
  • (mathematics) Exhibiting logistic growth; having a graph that accelerates until it reaches a carrying capacity.
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(geometry, archaic) Semi-circular, like the lunar sigma (similar to English C).
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(anatomy) Relating to the sigmoid flexure of the large intestine.
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(mathematics) A function having a graph whose shape is sigmoid. See and Mathworld.
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Origin of sigmoid

  • Greek sīgmoeidēs sīgma sigma sigma -oeidēs -oid

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Ancient Greek σιγμοειδής (sigmoeidḗs), from σίγμα (sígma) or σῖγμα (sîgma, “sigma") + εἶδος (eîdos, “form, likeness"). Compare with French sigmoïde.

    From Wiktionary