3. (Zoöl.) Having the margin wide and spreading.

Di*lat"ed*ly, adv. In a dilated manner. Feltham.

Di*lat"er (?), n. One who, or that which, dilates, expands, or enlarges.

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.

Di*lat"ive (?), a. Causing dilation; tending to dilate, on enlarge; expansive. Coleridge.

Dil`a*tom"e*ter (?), n. [Dilate + -meter.] (Physiol.) An instrument for measuring the dilatation or expansion of a substance, especially of a fluid.

Di*lat"or (?), n. [See Dilate.] 1. One who, or that which, widens or expands.

The Gutenberg Webster's Unabridged Dictionary: Section D and E · 第 818 / 2785 题