Definify.com
Webster 1913 Edition
Evolute
Ev′o-lute
,Noun.
(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.
Definition 2025
evolute
evolute
English
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An ellipse (blue) with several centers of curvature (red) which trace out its evolute
Noun
evolute (plural evolutes)
- A curve comprising the centers of curvature of another curve.
Translations
a curve comprising the centers of curvature of another curve
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