noun frus·tum \ˈfrəs-təm\
plural frustums or frus·ta \-tə\

Definition of FRUSTUM

:  the basal part of a solid cone or pyramid formed by cutting off the top by a plane parallel to the base; also :  the part of a solid intersected between two usually parallel planes

Origin of FRUSTUM

New Latin, from Latin, piece, bit — more at bruise
First Known Use: 1658

Rhymes with FRUSTUM


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