pest

[ pest ]
/ pɛst /

noun

an annoying or troublesome person, animal, or thing; nuisance.
an insect or other small animal that harms or destroys garden plants, trees, etc.
a deadly epidemic disease, especially a plague; pestilence.

Origin of pest

First recorded in 1545–55, pest is from the Latin word pestis plague

SYNONYMS FOR pest

Related forms

de-pest, verb (used with object)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for depest

pest

/ (pɛst) /

noun

a person or thing that annoys, esp by imposing itself when it is not wanted; nuisance
  1. any organism that damages crops, injures or irritates livestock or man, or reduces the fertility of land
  2. (as modifier)pest control
rare an epidemic disease or pestilence

Word Origin for pest

C16: from Latin pestis plague, of obscure origin
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 depest

pest

[ pĕst ]

n.

An injurious plant or animal, especially one harmful to humans.
A deadly epidemic disease; a pestilence.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.