[ viv-uh-sekt, viv-uh-sekt ]
/ ˈvɪv əˌsɛkt, ˌvɪv əˈsɛkt /

verb (used with object)

to dissect the living body of (an animal).

verb (used without object)

to practice vivisection.

Origin of vivisect

First recorded in 1860–65; back formation from vivisection
Related formsviv·i·sec·tor, nounself-viv·i·sec·tor, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for vivisect

British Dictionary definitions for vivisect


/ (ˈvɪvɪˌsɛkt, ˌvɪvɪˈsɛkt) /


to subject (an animal) to vivisection
Derived Formsvivisector, noun

Word Origin for vivisect

C19: back formation from vivisection
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 vivisect



1859, back-formation from vivisection. Related: Vivisected; vivisecting.

Online Etymology Dictionary, © 2010 Douglas Harper