Dictionary.com

sickness

[ sik-nis ]
/ ˈsɪk nɪs /
Save This Word!

noun
a particular disease or malady.
the state or an instance of being sick; illness.
nausea; queasiness.
QUIZ
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of sickness

before 1000; Middle English siknesse, seknesse,Old English sēocnesse.See sick1, -ness
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use sickness in a sentence

British Dictionary definitions for sickness

sickness
/ (ˈsɪknɪs) /

noun
an illness or disease
nausea or queasiness
the state or an instance of being sick
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 sickness

sickness
[ sĭknĭs ]

n.
The condition of being sick; illness.
A disease or an illness.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
FEEDBACK