Dictionary.com
definitions
  • synonyms

trisect

[trahy-sekt, trahy-sekt]
See more synonyms for trisect on Thesaurus.com
verb (used with object)
  1. to divide into three parts, especially into three equal parts.
Show More

Origin of trisect

1685–95; tri- + -sect < Latin sectus, past participle of secāre to cut, sever; see section
Related formstri·sec·tion, nountri·sec·tor, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for trisect

Historical Examples

  • Then the three coils should trisect dead center, if the models were correct.

    The Crystal Crypt

    Philip Kindred Dick

  • We must trisect the main section, where the largest concentration of buildings is.

    The Crystal Crypt

    Philip Kindred Dick

  • In addition they learned how to bisect and trisect the angle.

  • But while we cannot trisect the angle, we may easily approximate trisection.

    The Teaching of Geometry

    David Eugene Smith

  • A method to trisect a series of angles having relation to each other; also another to trisect any given angle.


British Dictionary definitions for trisect

trisect

verb
  1. (tr) to divide into three parts, esp three equal parts
Show More
Derived Formstrisection (traɪˈsɛkʃən), nountrisector, noun

Word Origin

C17: tri- + -sect from Latin secāre to cut
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for trisect

v.

1660s (implied in trisection), from tri- "three" + Latin sectus "cut," past participle of secare "to cut" (see section (n.)). Probably patterned on bisect.

Show More
Online Etymology Dictionary, © 2010 Douglas Harper