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sickness Syllabification: sick·ness
Pronunciation: /ˈsiknəs/

Definition of sickness in English:


1The state of being ill: she was absent through sickness
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 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.
2The feeling or fact of being affected with nausea or vomiting: she felt a wave of sickness wash over her travel sickness
More example sentences
  • There may also be nausea, sickness or diarrhoea, and a feeling of exhaustion.
  • All the children were suffering from sickness, vomiting and twitching.
  • York District Hospital managers today appealed for visitors who have suffered sickness and diarrhoea to stay away from its grounds.
vomiting, retching, gagging;
informal throwing up, puking, barfing


Old English sēocnesse (see sick1, -ness).

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