Defn: Pertaining to, or designating, one of several isomeric acids obtained from citric acid.

MESAD
Mes"ad, adv.

Defn: Same as Mesiad.

MESAL
Mes"al, a.

Defn: Same as Mesial.

MESALLIANCE
Mé`sal`li`ance", n. Etym: [F.]

Defn: A marriage with a person of inferior social position; a misalliance.

MESALLY
Mes"al*ly, adv.

Defn: Same as Mesially.

MESAMEBOID; MESAMOEBOID
Mes`a*me"boid, Mes`a*moe"boid, n. Etym: [Mes- + amoeboid.] (Biol.)