Definition of sickness in English:


Line breaks: sick|ness
Pronunciation: /ˈsɪknəs


[mass noun]
  • 1The state of being ill: she was absent through sickness [as modifier]: a sickness allowance
    More example sentences
    • You have a severe headache with fever, sickness and possibly a rash.
    • There are the usual migraine symptoms - headache, sickness, sensitivity to light, but there are no aura symptoms.
    • Sixty-one years ago, they promised to love each other in sickness and health.
  • 1.1 [often with adjective or noun modifier] A particular type of illness or disease: botulism causes fodder sickness of horses [count noun]: a woman suffering an incurable sickness
    More example sentences
    • Viruses are responsible for some minor sicknesses like colds or chickenpox as well as extremely serious diseases like smallpox or HIV / AIDS.
    • Farmers living in fumigated areas complain of myriad sicknesses, including skin problems and birth defects.
    • Antibiotics are strong medicines used to treat sicknesses called infections.


Old English sēocnesse (see sick1, -ness).

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