lobotomize [luh-bot-uh-mahyz, loh-] Word Origin verb (used with object), lo·bot·o·mized, lo·bot·o·miz·ing.
- to perform a lobotomy on.
- to make (someone or something) abnormally tranquil or sluggish.
Also especially British, lo·bot·o·mise. Origin of lobotomize First recorded in 1940–45; lobotom(y) + -ize Related formslo·bot·o·mist, nounlo·bot·o·mi·za·tion, noun Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019 Word Origin and History for lobotomise lobotomize v.
1943; see lobotomy + -ize. Related: Lobotomized.
Online Etymology Dictionary, © 2010 Douglas Harper