A really fast thesaurus... with lots of synonyms.

(n) :
a curve on the surface of a cylinder or cone such that its angle to a plane perpendicular to the axis is constant; the three-dimensional curve seen in a screw or a spiral staircase; a small volute under the abacus of a Corinthian capital

(n) :
a curve on the surface of a cylinder or cone such that its angle to a plane perpendicular to the axis is constant; the three-dimensional curve seen in a screw or a spiral staircase; a small volute under the abacus of a Corinthian capital