triagonal

T1R1I1A1G2O1N1A1L1
US, UK/tɹaɪˈæɡənəl/

adjective

Triangular, trigonal.

Scrabble 10
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Meanings

adjectivetriagonal (comparative more triagonal, superlative most triagonal)

comparative more triagonal · superlative most triagonal

  1. nonstandardTriangular, trigonal.

    2005, LazyTown (TV series), "Dear Diary" (season 1, episode 16): "The Mine Song" This mailbox is mine And this triagonal sign. That blue balloon, the month of June. They're mine, mine, mine, mine, mine.

    1 more example

    [T]he greatest part of the face, nay, of the head, was nothing else but two large and protuberant bunches […] shap'd into a multitude of small Hemispheres, plac'd in a triagonal order […].

    1665, Robert Hooke, Micrographia, section XXXIX

Origin

Irregular formation of trigonal, after tetragonal etc.

Full word history & related roots →

Rhymes & wordplay

Rhymes with triagonal

diagonalhexagonaloctagonaltetragonalpentagonaldecagonalheptagonalnonagonalsexagonal
All rhymes →
Cite this entry
APA

triagonal. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/triagonal

MLA

“triagonal.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/triagonal. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “triagonal,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/triagonal.

Source: triagonal on Wiktionary, CC BY-SA 4.0.