noun

disease

disease, illness, sickness

Heart disease is a common problem.

Heart disease is a common problem.

The disease spread quickly through the population.

The disease spread quickly through the population.

((a disease)) an illness affecting humans, animals or plants He has a rare blood disease.

Synonyms: illness, sickness, ailment, malady

From Old French 'desaise', from 'des-' (lack of) + 'aise' (ease). Meaning 'lack of ease'.

Break it down: 'dis-' (not) + 'ease' (comfort). A state of not being at ease.

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