frustum

play
noun frus·tum \ˈfrəs-təm\

Definition of frustum

plural

frustums

or

frusta

play \-tə\
  1. :  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


First Known Use: 1658


Seen and Heard

What made you want to look up frustum? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

skillful, artistic, or intricate

Get Word of the Day daily email!