torus Meaning, Definition & Usage

  1. noun a ring-shaped surface generated by rotating a circle around an axis that does not intersect the circle
    toroid.
  2. noun commonly the lowest molding at the base of a column
    tore.

WordNet

To"rus noun
Etymology
L., a round, swelling, or bulging place, an elevation. Cf. 3d Tore.
Wordforms
plural Tori
Definitions
  1. (Arch.) A lage molding used in the bases of columns. Its profile is semicircular. See Illust. of Molding. Brande&C.
  2. (Zoöl.)One of the ventral parapodia of tubicolous annelids. It usually has the form of an oblong thickening or elevation of the integument with rows of uncini or hooks along the center. See Illust. under Tubicolæ.
  3. (Bot.) The receptacle, or part of the flower on which the carpels stand.
  4. (Geom.) See 3d Tore, 2.

Webster 1913