frustum

noun frus·tum \ ˈfrə-stəm \

Definition of frustum

plural frustums or frusta play \ˈfrə-stə\
: 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 and Etymology of frustum

New Latin, from Latin, piece, bit — more at bruise


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allowing a liquid or gas to pass through

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