trisection

T1R1I1S1E1C3T1I1O1N1

noun

The act of division of something (such as an angle, line segment, or circle) into three parts, especially three equal parts.

“A traditional (but impossible) mathematical problem was to achieve trisection using a straight edge and compass.”

Similar
trisegmentationthirdone-third
Scrabble 12
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Meanings

nountrisection (countable and uncountable, plural trisections)

plural trisections

  1. countableuncountablegeometryThe act of division of something (such as an angle, line segment, or circle) into three parts, especially three equal parts.

    A traditional (but impossible) mathematical problem was to achieve trisection using a straight edge and compass.

    Synonyms: trisegmentation

  2. countableuncountableAny of the three portions thus produced.

    Synonyms: third, one-third

Synonyms & antonyms

nounThe act of division of something (such as an angle, line segment, or circle) into three parts, especially three equal parts.

Similar
trisegmentation

nounAny of the three portions thus produced.

Similar
thirdone-third
Also see
trisegmentation

Translations

Danish tredeling
  • tredelingdivision of angle into three
Finnish (kulman) kolmijako
  • (kulman) kolmijakodivision of angle into three
Norwegian Bokmål tredeling
  • tredelingdivision of angle into three

Rhymes & wordplay

Anagrams

ristocetin
Cite this entry
APA

trisection. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/trisection

MLA

“trisection.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/trisection. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “trisection,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/trisection.

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