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Webster 1913 Edition

Evolute

Ev′o-lute

,
Noun.
[L.
evolutus
unrolled, p. p. of
evolvere
. See
Evolve
.]
(Geom.)
A curve from which another curve, called the
involute
or evolvent, is described by the end of a thread gradually wound upon the former, or unwound from it. See
Involute
. It is the locus of the centers of all the circles which are osculatory to the given curve or evolvent.
☞ Any curve may be an evolute, the term being applied to it only in its relation to the involute.

Webster 1828 Edition

Evolute

EV'OLUTE

,
Noun.
An original curve from which another curve is described; the origin of the evolent.

Definition 2024

evolute

evolute

English

An ellipse (blue) with several centers of curvature (red) which trace out its evolute

Noun

evolute ‎(plural evolutes)

  1. A curve comprising the centers of curvature of another curve.

Translations

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Italian

Verb

evolute f

  1. Plural of evoluto

Latin

Participle

ēvolūte

  1. vocative masculine singular of ēvolūtus

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