2. Whether; -- in dependent questions.

Uncertain if by augury or chance.

Dryden.

She doubts if two and two make four.

Prior.

As if, But if. See under As, But.

I' faith" (?). In faith; indeed; truly. Shak.

<! p. 727 !>

I*fere" (?), a. [Corrupted fr. in fere.] Together. [Obs.] Chaucer.

Ig`a*su"ric (?), a. [See Igasurine.] (Chem.) Pertaining to, or obtained

from, nux vomica or St. Ignatius's bean; as, igasuric acid.

Ig`a*su"rine (?), n. [Malay igasura the nux vomica.] (Chem.) An

alkaloid found in nux vomica, and extracted as a white crystalline

substance.

Ig"loo (?), n. 1. An Eskimo snow house.

2. (Zoöl.) A cavity, or excavation, made in the snow by a seal, over

its breathing hole in the ice.

Ig*na"tius bean` (?). (Bot.) See Saint Ignatius's bean, under Saint.

Ig"ne*ous (?), a. [L. igneus, fr. ignis fire; allied to Skr. agni,

Lith. ugnis, OSlav. ogne.] 1. Pertaining to, having the nature of,

fire; containing fire; resembling fire; as, an igneous appearance.

2. (Geol.) Resulting from, or produced by, the action of fire; as,

lavas and basalt are igneous rocks.

Ig*nes"cent (?), a. [L. ignescens, p. pr. of ignescere to become

inflamed, fr. ignis fire: cf. F. ignescent.] Emitting sparks of fire

when struck with steel; scintillating; as, ignescent stones.

Ig*nic"o*list (?), n. [L. ignis fire + colere to worship.] A worshiper

of fire. [R.]

Ig*nif"er*ous (?), a. [L. ignifer; ignis fire + ferre to bear.]

Producing fire. [R.] Blount.

Ig*nif"lu*ous (?), a. [L. ignifluus; ignis fire + fluere to flow.]

Flowing with fire. [Obs.] Cockerman.

Ig"ni*fy (?), v. t. [imp. & p. p. Ignified (?); p. pr. & vb. n.

Ignifying (?).] [L. ignis fire + -fy.] To form into fire. [R.]

Stukeley.

Ig*nig"e*nous (?), a. [L. ignigenus; ignis fire + genere, ginere, to

beget, produce.] Produced by the action of fire, as lava. [R.]

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