diastema

名词 n.
中文释义

英文释义

名词 n.
  1. A gap or space between two adjacent teeth, especially the upper front incisors (in humans).
    — A gormless-looking boy, thin and exhibiting diastemata in the shop-front lights, offered him English newspapers.
  2. A gap between teeth of different types, e.g. incisors and molars, which is a feature of some rodents and ungulates.
  3. Any abnormal space, fissure, or cleft in an organ or other part of the body.
  4. The modified protoplasm at the equator of a cell, existing before mitotic division.

词形变化

diastemas plural diastemata plural

词汇关系

衍生词
diastemal diastematic

词源

From Late Latin, from Ancient Greek διάστημα (diástēma, “interval, space between”). Compare diastasis.
0 次浏览 数据来源: Wiktionary