Architecture. a large convex molding, more or less semicircular in profile, commonly forming the lowest molding of the base of a column, directly above the plinth, sometimes occurring as one of a pair separated by a scotia and fillets. and column.
a doughnut-shaped surface generated by the revolution of a conic, especially a circle, about an exterior line lying in its plane.
the solid enclosed by such a surface.
the receptacle of a flower.
a thickening of the wall membrane in the bordered pits occurring in the tracheid cells of the wood of many conifers.
Depicted as a geometric shape, this pattern conforms to a donut-shaped figure known as a torus.
In the dark matter torus also the visible matter is located.
There is torus for which are characteristic two circles.
The torus, a sphere with a hole in the middle, is a different form.
torus water temperature increased as the open valve transferred steam from the reactor.
The torus pressure is connected to the low side of the instrument, so the instrument is normally pegged on the low stop.
British Dictionary definitions for torus
noun (pl) -ri (-raɪ)
Also called tore. a large convex moulding approximately semicircular in cross section, esp one used on the base of a classical column
(geometry) a ring-shaped surface generated by rotating a circle about a coplanar line that does not intersect the circle. Area: 4π²Rr; volume: 2π²Rr², where r is the radius of the circle and R is the distance from the line to the centre of the circle