trisector

Fetched 2026-10-26 (cache).

Synonyms: trivector, prosector, trisect, bisector, trisection, trajector, triactor, trisected, trisects, trisectors

Antonyms: trivector, prosector, trisect, bisector, trisection, trajector, triactor, trisected, trisects, trisectors

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|geometry}} A [[line]] or [[curve]] that [[trisect]]s something.
2. {{lb|en|geometry|informal}} Someone who believes to have found a way to construct an [[angle#Noun|angle]] one-third the size of an arbitrary angle using only an unmarked [[straightedge#Noun|straightedge]] and [[compass#Noun|compass]] (this is known to be impossible; see {{pedia|Angle trisection#Proof of impossibility|Angle trisection § Proof of impossibility|nodot=1}}).

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.