[too-muh-fey-shuh nt, tyoo-]

Origin of tumefacient

1880–85; < Latin tumefacient-, stem of tumefaciēns (present participle of tumefacere to cause to swell). See tumefy, -facient
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for tumefacient


  1. producing or capable of producing swellinga tumefacient drug

Word Origin for tumefacient

C16: from Latin tumefacere to cause to swell, from tumēre to swell + facere to cause
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

tumefacient in Medicine


  1. Producing or tending to produce tumefaction.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.