Definitions for: Dilation

[n] the act of expanding an aperture; "the dilation of the pupil of the eye"
[n] a lengthy discussion (spoken or written) on a particular topic

Webster (1913) Definition: Di*la"tion, n. [L. dilatio. See Dilatory.]
Delay. [Obs.] --Bp. Hall.

Di*la"tion, n. [From dilate, v., cf. Dilatation,
Dilator.]
The act of dilating, or the state of being dilated;
expansion; dilatation. --Mrs. Browning.

At first her eye with slow dilation rolled. --Tennyson.

A gigantic dilation of the hateful figure. --Dickens.

Synonyms: dilatation

See Also: discourse, discussion, enlargement, expansion, mydriasis, treatment, vasodilation

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