pestiferous

[ pe-stif-er-uhs ]
/ pɛˈstɪf ər əs /

adjective

spreading or bearing disease, especially deadly epidemic disease; pestilential: pestiferous rats.
pernicious; evil: The wicked duke's pestiferous rule blighted the countryside.
Informal. mischievous; troublesome or annoying: Those pestiferous boys won't leave my apple tree alone.

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Origin of pestiferous

First recorded in 1425–75; late Middle English, from Latin pestiferus “pestilential,” equivalent to pesti- (stem of pestis ) + -ferus; see origin at pest, -ferous

OTHER WORDS FROM pestiferous

pes·tif·er·ous·ly, adverbpes·tif·er·ous·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for pestiferous

British Dictionary definitions for pestiferous

pestiferous
/ (pɛˈstɪfərəs) /

adjective

informal troublesome; irritating
breeding, carrying, or spreading infectious disease
corrupting; pernicious

Derived forms of pestiferous

pestiferously, adverbpestiferousness, noun

Word Origin for pestiferous

C16: from Latin pestifer, from pestis contagious disease, pest + ferre to bring
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

Medical definitions for pestiferous

pestiferous
[ pĕ-stĭfər-əs ]

adj.

Producing or breeding infectious disease.
Infected with or contaminated by an epidemic disease.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.