TRIGONAL

rhombohedral, trigonal

(adjective) having threefold symmetry

Source: WordNet® 3.1


Etymology

Adjective

trigonal (comparative more trigonal, superlative most trigonal)

Triangular.

(crystallography) Of or pertaining to a crystal system with three equal and equally inclined but not perpendicular axes.

(anatomy) Relating to the trigone

Source: Wiktionary


Trig"o*nal, a.

Definition: Having three angles, or corners; triangular; as, a trigonal stem, one having tree prominent longitudinal angles.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

5 April 2025

SET

(noun) an unofficial association of people or groups; “the smart set goes there”; “they were an angry lot”


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Coffee Trivia

Hawaii and California are the only two U.S. states that grow coffee plants commercially.

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