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Webster 1913 Edition

Evolvent

E-volv′ent

,

Noun.

[L.

evolvens

,

-entis

, unrolling, p. pr. of

evolvere

.]

(Geom.)

The involute of a curve. See

, and

.

Webster 1828 Edition

Evolvent

EVOLV'ENT

,

Noun.

In geometry, a curve formed by the evolution of another curve; the curve described from the evolute.