diastasis

American  

[dahy-as-tuh-sis] / daɪˈæs tə sɪs /

noun

diastases plural

1. Medicine/Medical. the separation of normally joined parts, as in the dislocation of bones, without fracture.

2. Physiology. the diastolic rest period immediately preceding systole.

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diastasis British  

/ ˌdaɪəˈstætɪk, daɪˈæstəsɪs /

noun

1. pathol

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

   2. the separation of any two parts normally joined

2. physiol the last part of the diastolic phase of the heartbeat

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Other Word Forms

Derived Forms

• diastatic
  adjective

Inflected Forms

noun

• diastases
  plural

Etymology

Origin of diastasis

1735–45; < New Latin < Greek diástasis a separation. See dia-, stasis