Part 23

2. See Ileac, 1. [R.]

Iliac crest, the upper margin of the ilium. -- Iliac passion. See Ileus. -- Iliac region, a region of the abdomen, on either side of the hypogastric regions, and below the lumbar regions.

I*li"a*cal (?), a. Iliac. [R.]

Il"i*ad (?), n. [L. Ilias, - adis, Gr. &?;, &?; (sc. &?;), fr. &?;, &?;, Ilium, the city of Ilus, a son of Tros, founder of Ilium, which is a poetical name of Troy.] A celebrated Greek epic poem, in twenty-four books, on the destruction of Ilium, the ancient Troy. The Iliad is ascribed to Homer.

Il"i*al (?), a. (Anat.) Pertaining to the ilium; iliac.

I*liche" (?), adv. [OE., fr. AS. gelc. Cf. Alike.] Alike. [Obs.] Chaucer.

I*lic"ic (?), a. [L. ilex, ilicis, holm oak.] Pertaining to, or derived from, the holly (Ilex), and allied plants; as, ilicic acid.

Il"i*cin (?), n. (Chem.) The bitter principle of the holly.

Il"i*o- (?). [From Ilium.] A combining form used in anatomy to denote connection with, or relation to, the ilium; as, ilio-femoral, ilio- lumbar, ilio-psoas, etc.

Il`i*o*fem"o*ral (?), a. (Anat.) Pertaining to the ilium and femur; as, iliofemoral ligaments.

Il`i*o*lum"bar (?), a. (Anat.) Pertaining to the iliac and lumbar regions; as, the iliolumbar artery.

Il`i*o*pso"as (?), n. (Anat.) The great flexor muscle of the hip joint, divisible into two parts, the iliac and great psoas, -- often regarded as distinct muscles.

||Il"i*um (?), n. [See Ileum.] (Anat.) The dorsal one of the three ||principal bones comprising either lateral half of the pelvis; the ||dorsal or upper part of the hip bone. See Innominate bone, under ||Innominate. [Written also ilion, and ileum.] || Il`ix*an"thin (?), n. [Ilex the genus including the holly + Gr. &?; yellow.] (Chem.) A yellow dye obtained from the leaves of the holly.

Ilk (?), a. [Scot. ilk, OE. ilke the same, AS. ilca. Cf. Each.] Same; each; every. [Archaic] Spenser.

Of that ilk, denoting that a person's surname and the title of his estate are the same; as, Grant of that ilk, i.e., Grant of Grant. Jamieson.

Il"ke (?), a. [See Ilk.] Same. [Obs.] Chaucer.

{ Il*kon", Il*koon" (?) }, pron. [See Ilk, and One.] Each one; every one. [Obs.] Chaucer.

Ill (?), a. [The regular comparative and superlative are wanting, their places being supplied by worse (&?;) and worst (&?;), from another root.] [OE. ill, ille, Icel. illr; akin to Sw. illa, adv., Dan. ilde, adv.] 1. Contrary to good, in a physical sense; contrary or opposed to advantage, happiness, etc.; bad; evil; unfortunate; disagreeable; unfavorable.

Neither is it ill air only that maketh an ill seat, but ill ways, ill markets, and ill neighbors.

Bacon.

There 's some ill planet reigns.

Shak.

2. Contrary to good, in a moral sense; evil; wicked; wrong; iniquitious; naughtly; bad; improper.

Of his own body he was ill, and gave The clergy ill example.

Shak.

3. Sick; indisposed; unwell; diseased; disordered; as, ill of a fever.

I am in health, I breathe, and see thee ill.

Shak.