Definition of “onset”

Usage examples

• Though if I had foreseen how swift would be his onset in answer, maybe I should not have dared to show myself.

  J.R.R. Tolkien, THE LORD OF THE RINGS (2004)

• The association between rheumatoid arthritis and HLA markers is related to age at onset and sex.

  British Medical Journal (2002)

• Still, there are encouraging signs that new treatments for the early stages of the disease, including antibiotics, may delay its onset.

  Globe and Mail (2003)

• Secondly, treatment could begin long before the onset of the first symptoms.

  Belfast Telegraph (2004)

• Well before adolescence a boy should know of the onset of nocturnal emissions and a girl of the monthly period.

  Lumsden, Robert, 23 Steps to Successful Achievement (1972)