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onset

  • noun
  • on·set
  • /ˈɒnˌsɛt/

The initial phase of a disease or condition, in which symptoms first become apparent.

Example

“the onset of schizophrenia”

Other meanings

  1. The initial portion of a syllable, preceding the syllable nucleus.

  2. The beginning of a musical note or other sound, in which the amplitude rises from zero to an initial peak.

Related words

  • interonset
  • onsetter
  • postonset
  • preonset
  • rocuronium
  • adult-onset diabetes
  • delayed onset muscle soreness
  • delayed-onset muscle soreness
  • voice onset time
  • rapid-onset gender dysphoria

Where this comes from

This definition is adapted from “onset” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.