sigmoid

/ˈsɪɡmɔɪd/
adjective
  1. Curved like the letter S or the Greek letter sigma.
    • The graph of the function showed a sigmoid curve that flattened at both ends.
    • The road had a sigmoid shape as it twisted down the mountain.
    • The spine has a natural sigmoid curve that helps absorb shock.
  2. Relating to the sigmoid colon, the S-shaped part of the large intestine.
    • The patient had inflammation in the sigmoid colon.
    • The doctor examined the sigmoid area during the colonoscopy.
    • A sigmoid resection is a surgery to remove part of the large intestine.
noun
  1. The sigmoid colon.
    • An infection in the sigmoid can cause abdominal pain.
    • The X-ray showed a blockage in the sigmoid.
    • The surgeon removed a polyp from the sigmoid.
What does "sigmoid" mean? | whatsthatwordmean | whatsthatwordmean