MIDNIGHT
Mid"night`, a.

Defn: Being in, or characteristic of, the middle of the night; as, midnight studies; midnight gloom. "Midnight shout and revelry." Milton.

MIDNIGHT SUN
Mid"night` sun.

Defn: The sun shining at midnight in the arctic or antarctic summer.

MIDRASH
Mid*rash", n.; pl. Midrashim, Midrashoth. Etym: [Heb., explanation.]

Defn: A talmudic exposition of the Hebrew law, or of some part of it.

MIDRIB
Mid"rib`, n. (Bot.)

Defn: A continuation of the petiole, extending from the base to the apex of the lamina of a leaf.

MIDRIFF Mid"riff, n. Etym: [AS. midhrif; midd mid, middle + hrif bowels, womb; akin to OFries. midref midriff, rif, ref, belly, OHG. href body, and to L. corpus body. See Corpse.] (Anat.)

Defn: See Diaphragm, n., 2.
Smote him into the midriff with a stone. Milton.