Defn: A class of Arthropoda, allied to the Crustacea. It includes the trilobites, Eurypteroidea, and Limuloidea. All are extinct except the horseshoe crabs of the last group. See Limulus.
MEROU
Mé`rou", n. Etym: [F.] (Zoöl.)
Defn: See Jack, 8 (c).
MEROVINGIAN Mer`o*vin"gi*an, a. Etym: [From Merovaeus, the Latin name of a king of the Franks.]
Defn: Of or pertaining to the first Frankish dynasty in Gaul or France. — n.
Defn: One of the kings of this dynasty.
MEROZOITE
Mer`o*zo"ite, n. [Gr. part + Sporozoa.] (Zoöl.)
Defn: A form of spore, usually elongate or falciform, and somewhat amoboid, produced by segmentation of the schizonts of certain Sporozoa, as the malaria parasite.
MERRILY
Mer"ri*ly, adv. Etym: [From Merry.]
Defn: In a merry manner; with mirth; with gayety and laughter; jovially. See Mirth, and Merry. Merrily sing, and sport, and play. Granville.