diastema
/daɪəˈstiːmə/ noun
Forms diastemas diastemata
- noun (pathology) A gap or space between two adjacent teeth, especially the upper front incisors (in humans).
- noun (zoology, anatomy) A gap between teeth of different types, e.g. incisors and molars, which is a feature of some rodents and ungulates.
- noun (pathology) Any abnormal space, fissure, or cleft in an organ or other part of the body.
- noun (cytology) The modified protoplasm at the equator of a cell, existing before mitotic division.
Etymology
From Late Latin, from Ancient Greek διάστημα (diástēma, “interval, space between”). Compare diastasis.
Webster’s 1913
Etymology [L. See Diastem.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “diastema”, CC BY-SA 4.0. Details