MID
Mid, prep.
Defn: See Amid.
MIDA
Mi"da, n. Etym: [Gr. (Zoöl.)
Defn: The larva of the bean fly.
MIDAS Mi"das, n. Etym: [So called from L. Midas, a man fabled to have had ass's ears.] (Zoöl.)
Defn: A genus of longeared South American monkeys, including numerous species of marmosets. See Marmoset.
MIDAS'S EAR
Mi"das's ear". Etym: [See Midas.] (Zoöl.)
Defn: A pulmonate mollusk (Auricula, or Ellobium, aurismidæ); — so called from resemblance to a human ear.
MIDBRAIN
Mid"brain`, n. Etym: [Mid, a. + brain.] (Anat.)
Defn: The middle segment of the brain; the mesencephalon. See Brain.