[ too-muh-fahy, tyoo- ]
/ ˈtu məˌfaɪ, ˈtyu- /

verb (used with or without object), tu·me·fied, tu·me·fy·ing.

to make or become swollen or tumid.

Origin of tumefy

1590–1600; back formation from tumefied, Anglicization of Latin tumefactus (past participle of tumefacere to cause to swell), equivalent to tume(re) to swell + -factus made, done; see fact, -fy

Related forms

un·tu·me·fied, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for tumefy

British Dictionary definitions for tumefy


/ (ˈtjuːmɪˌfaɪ) /

verb -fies, -fying or -fied

to make or become tumid; swell or puff up

Word Origin for tumefy

C16: from French tumēfier, from Latin tumefacere; see tumefacient
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

Medicine definitions for tumefy


[ tōōmə-fī′ ]


To swell or cause to swell.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.