There are four varieties of commercially viable coffee: Arabica, Liberica, Excelsa, and Robusta. Growers predominantly plant the Arabica species. Although less popular, Robusta tastes slightly more bitter and contains more caffeine.
POLYHEDRAL
polyhedral
(adjective) of or relating to or resembling a polyhedron
Source: WordNet® 3.1
Etymology
Adjective
polyhedral (comparative more polyhedral, superlative most polyhedral)
(mathematics, geometry) Of, pertaining to or derived from a polyhedron.
(geometry, of a solid or surface) Having multiple planar faces or facets.
(aeronautics, of a fixed-wing aircraft) Having multiple dihedral angles along the wingspan.
Source: Wiktionary
Pol`y*he"dral, Pol`y*hed"ric*al, a. Etym: [See Polyhedron.] (Geom.)
Definition: Having many sides, as a solid body. Polyhedral angle, an angle bounded by three or more plane angles having a common vertex.
Source: Webster’s Unabridged Dictionary 1913 Edition
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2 April 2025
COVERT
(adjective) secret or hidden; not openly practiced or engaged in or shown or avowed; “covert actions by the CIA”; “covert funding for the rebels”
Coffee Trivia
