n. (pl. frusta or frustums) Geom. 1 the remainder of a cone or pyramid whose upper part has been cut off by a plane parallel to its base. 2 the part of a cone or pyramid intercepted between two planes.
[ L, = piece cut off ]
n. (pl. frusta or frustums) Geom. 1 the remainder of a cone or pyramid whose upper part has been cut off by a plane parallel to its base. 2 the part of a cone or pyramid intercepted between two planes.
[ L, = piece cut off ]
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012