Brazil is the largest coffee producer in the world. Each year Brazil exports more than 44 million bags of coffee. Vietnam follows at exporting over 27 million bags each year.
tetrahedron
(noun) any polyhedron having four plane faces
Source: WordNet® 3.1
tetrahedron (plural tetrahedrons or tetrahedra)
(geometry) A polyhedron with four faces; the regular tetrahedron, the faces of which are equal equilateral triangles, is one of the Platonic solids.
Source: Wiktionary
Tet`ra*he"dron, n. Etym: [Tetra- + Gr. (Geom.)
Definition: A solid figure inclosed or bounded by four triangles.
Note: In crystallography, the regular tetrahedron is regarded as the hemihedral form of the regular octahedron. Regular tetrahedron (Geom.), a solid bounded by four equal equilateral triangles; one of the five regular solids.
Source: Webster’s Unabridged Dictionary 1913 Edition
7 October 2024
(noun) (statistics) any of three points that divide an ordered distribution into four parts each containing one quarter of the scores
Brazil is the largest coffee producer in the world. Each year Brazil exports more than 44 million bags of coffee. Vietnam follows at exporting over 27 million bags each year.