名詞 diastasis:

1. separation of an epiphysis from the long bone to which it is normally attached without fracture of the bone

di.as.ta.sis

n.（名詞）
【復(fù)數(shù)】 di.as.ta.ses[-sôz.]
Pathology Separation of normally joined parts, such as the separation of adjacent bones without fracture or of certain abdominal muscles during pregnancy.
【病理學(xué)】 脫離，脫臼：正常連接部分的分離。比如，在沒(méi)有骨折的情況下相連骨頭的分開或者在懷孕期間腹部肌肉的分開
Physiology The last stage of diastole in the heart, occurring just before contraction and during which little additional blood enters the ventricle.
【生理學(xué)】 心舒張后期：發(fā)生在心室充盈和心房開始收縮之間的心臟舒張休息期

來(lái)源：
Greek [separation]
希臘語(yǔ) [分開]
from diistanai [to separate]
源自 diistanai [分離]
dia- [apart] * see dia-
dia- [分開] *參見(jiàn) dia-
histanai [to cause to stand] * see st3-
histanai [使站立] *參見(jiàn) st3-

【引伸】
di.astat.ic