volute (n.)

1690s, "spiral ornament on an Ionic capital," from French volute (16c.), from Italian voluta, from Latin voluta "a spiral scroll," noun use of fem. past participle of volvere "to turn around, roll," from PIE root *wel- (3) "to turn, revolve." Extended 1756 to any spiral thing or part. As a type of spiral seashell, it is attested from 1753.

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Definitions of volute from WordNet
volute (n.)
ornament consisting of a curve on a plane that winds around a center with an increasing distance from the center;
Synonyms: spiral
volute (n.)
a structure consisting of something wound in a continuous series of loops;
Synonyms: coil / spiral / whorl / helix
volute (adj.)
in the shape of a coil;
Synonyms: coiling / helical / spiral / spiraling / voluted / whorled / turbinate