chiasma

n. 交叉 [医] 交叉

发音

UK /kaɪˈæzmə/

词形变化

chiasmas 复数 chiasmas chiasmata chiasmata 复数

别名

chiasm

释义与例句

n.
  1. 1.

    A crossing of two nerves, ligaments etc.

    医学
  2. 2.

    The contact point between the two chromatids of a chromosome during meiosis.

    生物 医学
  3. 3.

    An instance of chiasmus.

词汇关系

名词

同义词 2

chiasm decussation

上位词 1

structure

下位词 2

optic chiasm optic chiasma

相关短语

optic chiasma 视交叉

词源

From New Latin chiasma, from Ancient Greek χῑ́ασμα (khī́asma), from χῑάζω (khīázō, “to mark with an X”).

来源：wiktionary