[trahy-sekt, trahy-sekt]

verb (used with object)

to divide into three parts, especially into three equal parts.

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 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for trisect

Historical Examples of trisect

British Dictionary definitions for trisect



(tr) to divide into three parts, esp three equal parts
Derived Formstrisection (traɪˈsɛkʃən), nountrisector, noun

Word Origin for trisect

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

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

Online Etymology Dictionary, © 2010 Douglas Harper