TURBINE Tur"bine, n. Etym: [L. turbo, -inis, that which spins or whirls round, whirl.]

Defn: A water wheel, commonly horizontal, variously constructed, but usually having a series of curved floats or buckets, against which the water acts by its impulse or reaction in flowing either outward from a central chamber, inward from an external casing, or from above downward, etc.; — also called turbine wheel.

Note: In some turbines, the water is supplied to the wheel from below, instead of above. Turbines in which the water flows in a direction parallel to the axis are called parallel-flow turbines.

TURBINELLA
Tur`bi*nel"la, n. Etym: [NL., dim. fr. L. turbo, -inis, a top.]
(Zoöl.)

Defn: A genus of large marine gastropods having a thick heavy shell with conspicuous folds on the columella.

TURBINITE Tur"bi*nite, n. Etym: [NL. Turbo, the generic name, fr. L. turbo a whirl, top: cf. F. turbinite.] (Paleon.)

Defn: A petrified shell resembling the genus Turbo. [R.]

TURBINOID
Tur"bi*noid, a. Etym: [See Turbo, and -oid.] (Zoöl.)

Defn: Like or pertaining to Turbo or the family Turbinidæ.

TURBIT
Tur"bit, n. Etym: [Cf. Turbot.]