sigmoid

a. S字形的, 乙状结肠的, C字形的 n. 乙状结肠

发音

CA /ˈsɪɡ.mɔɪd/
US /ˈsɪɡ.mɔɪd/
UK /ˈsɪɡ.mɔɪd/
AU /ˈsɪɡ.moɪd/
NZ /ˈsəɡ.moɪd/

词形变化

sigmoids 复数 sigmoids more sigmoid 比较级 most sigmoid 最高级

别名

sygmoid

释义与例句

n.
  1. 1.

    Ellipsis of sigmoid colon.

    医学
  2. 2.

    Ellipsis of sigmoid function.

    数学
adj.
  1. 1.

    Semi-circular, like the uncial or lunate sigma (similar to English C).

    古体
  2. 2.

    Curved in two directions, like the letter "S", or the Greek ς (sigma); having a serpentine shape.

  3. 3.

    Curved in two directions, like the letter "S", or the Greek ς (sigma); having a serpentine shape.

    Exhibiting logistic growth; having a graph that accelerates until it reaches a carrying capacity.

    数学
  4. 4.

    Relating to the sigmoid colon.

    乙状结肠的

    医学

词汇关系

形容词

同义词 1

sigmoidal

相关短语

sigmoid colon 乙状结肠 sigmoid colons sigmoid flexure n. 乙状结肠 sigmoid flexures sigmoid function sigmoid functions sigmoid sinus 乙状窦 sigmoid sinuses sigmoid notch [医] 下颌切迹 sigmoid notches

词源

Borrowing from Ancient Greek σῑγμοειδής (sīgmoeidḗs, “of the shape of sigma”), from σῖγμᾰ (sîgmă, “sigma”) + -ο- (-o-) + -ειδής (-eidḗs, “-oid, -like”); Equivalent to sigma + -oid. Compare with French sigmoïde.

来源：wiktionary