dilatation

Dil`a*ta"tion, n. Etym: [OE. dilatacioun, F. dilatation, L. dilatatio, fr. dilatare. See Dilate, and cf. 2d Dilation.] 1. Prolixity; diffuse discourse. [Obs.] "What needeth greater dilatation" Chaucer. 2. The act of dilating; expansion; an enlarging on al 3. (Anat.) Defn: A dilation or enlargement of a canal or other organ.

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