Onset

//ˈɒnˌsɛt// noun, verb

Definitions

Noun
  1. 1
    The initial phase of a disease or condition, in which symptoms first become apparent.

    "the onset of schizophrenia"

  2. 2
    (military) an offensive against an enemy (using weapons) wordnet
  3. 3
    The initial portion of a syllable, preceding the syllable nucleus.

    "The only regular sources for Sardinian *θ are Lat. ci̯ and ti̯, which are absent from Latin onsets. This means that the substantial number of words starting in *θ, discussed in § 3 – 7, cannot regularly continue a Latin form."

  4. 4
    the beginning or early stages wordnet
  5. 5
    The beginning of a musical note or other sound, in which the amplitude rises from zero to an initial peak.
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  1. 6
    A setting about; a beginning.

    "the onset of puberty"

  2. 7
    Anything added, such as an ornament or as a useful appendage. obsolete

    "And will with deeds requite thy gentleness: And, for an onset, Titus, to advance Thy name and honourable family, Lavinia will I make my empress."

  3. 8
    An attack; an assault especially of an army. archaic

    "Heralds, from off our towers, we might behold From first to last, the onset and retire Of both your armies"

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

Etymology

Etymology 1

From on- + set. Compare Old English onsettan (“to impose; oppress, bear down”). For semantic parallels for the meaning to assault, compare cognate Russian насе́сть pf (naséstʹ), наседа́ть impf (nasedátʹ).

Etymology 2

From on- + set. Compare Old English onsettan (“to impose; oppress, bear down”). For semantic parallels for the meaning to assault, compare cognate Russian насе́сть pf (naséstʹ), наседа́ть impf (nasedátʹ).

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