COLUMBATE
Co*lum"bate, n. Etym: [Cf. F. colombate. See Columbium.] (Chem.)

Defn: A salt of columbic acid; a niobate. See Columbium.

COLUMBATZ FLY
Co*lum"batz fly`. Etym: [From Kolumbatz, a mountain in Germany.]
(Zoöl.)

Defn: See Buffalo fly, under Buffalo.

COLUMBELLA
Col`um*bel"la, n. Etym: [NL., dim. of L. columba a dove. So called
from a fancied resemblance in color and form, of some species.]
(Zoöl.)

Defn: A genus of univale shells, abundant in tropical seas. Some species, as Columbella mercatoria, were formerly used as shell money.

COLUMBIA
Co*lum"bi*a, n.

Defn: America; the United States; — a poetical appellation given in honor of Columbus, the discoverer. Dr. T. Dwight.

COLUMBIAD
Co*lum"bi*ad, n. Etym: [From Columbia the United States.] (Mil.)

Defn: A form of seacoast cannon; a long, chambered gun designed for throwing shot or shells with heavy charges of powder, at high angles of elevation.