'Dilatation' definitions:
Definition of 'dilatation'
From: WordNet
noun
The state of being stretched beyond normal dimensions [syn: dilatation, distension, distention]
noun
The act of expanding an aperture; "the dilation of the pupil of the eye" [syn: dilation, dilatation]
Definition of 'Dilatation'
From: GCIDE
- Dilatation \Dil`a*ta"tion\, n. [OE. dilatacioun, F. dilatation, L. dilatatio, fr. dilatare. See Dilate, and cf. 2d Dilation.]
- 1. Prolixity; diffuse discourse. [Obs.] "What needeth greater dilatation?" --Chaucer. [1913 Webster]
- 2. The act of dilating; expansion; an enlarging on al? sides; the state of being dilated; dilation. [1913 Webster]
- 3. (Anat.) A dilation or enlargement of a canal or other organ. [1913 Webster]