onset - English


  • (Received Pronunciation) IPA: /ˈɒnˌsɛt/
  • (General American, Midland US, Southern American English) IPA: /ˈɔnˌsɛt/
  • (General American, Inland Northern American, NYC, cot–caught merger) IPA: /ˈɑnˌsɛt/
  • Hyphenation: on‧set


onset (plural onsets)

  1. (archaic) An attack; an assault especially of an army.
  2. (medicine) The initial phase of a disease or condition, in which symptoms first become apparent.
    • the onset of schizophrenia
  3. (phonology) The initial portion of a syllable, preceding the syllable nucleus.
  4. (acoustics) The beginning of a musical note or other sound, in which the amplitude rises from zero to an initial peak.
  5. A setting about; a beginning.
  6. (obsolete) Anything added, such as an ornament or as a useful appendage.


  • Bulgarian: начална фаза f (načalna faza)
  • Chinese:
    • Mandarin: please add this translation if you can
  • Dutch: aanvang (nl)
  • Finnish: puhkeaminen (fi)
  • German: Anzeichen (de) n or n pl
  • Latin: accessus m
  • Portuguese: anábase (pt) f
  • Romanian: debut (ro) n
  • Spanish: aparición (es) f


onset (third-person singular simple present onsets, present participle onsetting, simple past and past participle onset)

  1. (obsolete) To assault; to set upon.
  2. (obsolete) To set about; to begin.


onset - Aragonese


IPA: /onˈset/, [õnˈsæt]


onset m (plural onsetz)

  1. bear cub, bearlet
Meaning and Definition of onset
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