ONSET
attack, onslaught, onset, onrush
(noun) (military) an offensive against an enemy (using weapons); “the attack began at dawn”
onset, oncoming
(noun) the beginning or early stages; “the onset of pneumonia”
Source: WordNet® 3.1
Etymology
Noun
onset (plural onsets)
(archaic) An attack; an assault especially of an army.
Synonym: storming
(medicine) The initial phase of a disease or condition, in which symptoms first become apparent.
(phonology) The initial portion of a syllable, preceding the syllable nucleus.
Antonym: coda
Coordinate terms: nucleus, coda
Holonym: syllable
(acoustics) The beginning of a musical note or other sound, in which the amplitude rises from zero to an initial peak.
A setting about; a beginning.
Synonyms: start, beginning, Thesaurus:beginning
(obsolete) Anything added, such as an ornament or as a useful appendage.
Verb
onset (third-person singular simple present onsets, present participle onsetting, simple past and past participle onset)
(obsolete) To assault; to set upon.
(obsolete) To set about; to begin.
Anagrams
• 'onest, Eston, SONET, Stone, notes, onest, set on, seton, steno, steno-, stone, tones
Source: Wiktionary
On"set`, n. Etym: [On + set.]
1. A rushing or setting upon; an attack; an assault; a storming;
especially, the assault of an army. Milton.
The onset and retire Of both your armies. Shak.
Who on that day the word of onset gave. Wordsworth.
2. A setting about; a beginning. [Obs.] Shak.
There is surely no greater wisdom than well to time the beginnings
and onsets of things. Bacon.
3. Anything set on, or added, as an ornament or as a useful
appendage. [Obs.] Johnson.
On"set`, v. t.
1. To assault; to set upon. [Obs.]
2. To set about; to begin. [Obs.] Carew.
Source: Webster’s Unabridged Dictionary 1913 Edition