'Frustum' definitions:
Definition of 'frustum'
From: WordNet
noun
A truncated cone or pyramid; the part that is left when a cone or pyramid is cut by a plane parallel to the base and the apical part is removed
Definition of 'Frustum'
From: GCIDE
- Frustum \Frus"tum\, n.; pl. L. Frusta, E. Frustums. [L. fruslum piece, bit.] [1913 Webster]
- 1. (Geom.) The part of a solid next the base, formed by cutting off the, top; or the part of any solid, as of a cone, pyramid, etc., between two planes, which may be either parallel or inclined to each other. [1913 Webster]
- 2. (Arch.) One of the drums of the shaft of a column. [1913 Webster]