right pyramid
Webster's Dictionary (1913)
Right pyramid
Geometry a pyramid whose axis is perpendicular to the base.
From the entry Pyramid.
Right cone, Right cylinder, Right prism, Right pyramid
Geometry, a cone, cylinder, prism, or pyramid, the axis of which is perpendicular to the base.
From the entry Right.
Webster’s Revised Unabridged Dictionary (1913), from GCIDE 0.54
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omniscientadjective
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