1. Marked with, or divided into, degrees; divided into grades.

2. (Zoöl.)

Defn: Tapered; — said of a bird's tail when the outer feathers are shortest, and the others successively longer. Graduated tube, bottle, cap, or glass, a vessel, usually of glass, having horizontal marks upon its sides, with figures, to indicate the amount of the contents at the several levels. — Graduated spring (Railroads), a combination of metallic and rubber springs.

GRADUATESHIP
Grad"u*ate*ship, n.

Defn: State of being a graduate. Milton.

GRADUATION Grad"u*a"tion, n. Etym: [LL. graduatio promotion to a degree: cf. F. graduation division into degrees.]

1. The act of graduating, or the state of being graduated; as, graduation of a scale; graduation at a college; graduation in color; graduation by evaporation; the graduation of a bird's tail, etc.

2. The marks on an instrument or vessel to indicate degrees or quantity; a scale.

3. The exposure of a liquid in large surfaces to the air, so as to hasten its evaporation.

GRADUATOR
Grad"u*a"tor, n.