Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Noun: dilatation  ,di-lu'tey-shun
  1. The state of being stretched beyond normal dimensions
    - distension, distention
  2. The act of expanding an aperture
    "the dilatation of the pupil of the eye";
    - dilation

Derived forms: dilatations

Type of: enlargement, expansion, physical condition, physiological condition, physiological state

Encyclopedia: Dilatation