[viv-uh-sekt, viv-uh-sekt]

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 vivisector

Historical Examples of vivisector

  • It is you who are the vivisector—a far crueller, more wanton vivisector than he.

    The Philanderer

    George Bernard Shaw

  • Any vivisector would, if he had the courage of his opinions.

  • Had I known you were a vivisector, I should not only have refused to marry you, I should have declined to associate with you.

    The Beth Book

    Sarah Grand

  • A cobra's bite hurts so little that the creature is almost, legally speaking, a vivisector who inflicts no pain.

  • The object of the sportsman is to kill, and the object of the vivisector is to keep his victim alive while he cuts it up.

British Dictionary definitions for vivisector



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 vivisector



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

Online Etymology Dictionary, © 2010 Douglas Harper