Noun

(en noun)

A rushing or setting upon; an attack; an assault; a storming; especially, the assault of an army.

* (rfdate) (William Shakespeare),

The onset and retire / Of both your armies.

* (rfdate) (William Wordsworth),

Who on that day the word of onset gave.

(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.

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

(obsolete) A setting about; a beginning.

* (rfdate) (Francis Bacon),

There is surely no greater wisdom than well to time the beginnings and onsets of things.

(obsolete) Anything set on, or added, as an ornament or as a useful appendage.

* {{quote-magazine, date=2013-06-29, volume=407, issue=8842, page=28, magazine=(The Economist)

, title= High and wet , passage=Floods in northern India, mostly in the small state of Uttarakhand, have wrought disaster on an enormous scale. The early, intense onset of the monsoon on June 14th swelled rivers, washing away roads, bridges, hotels and even whole villages. Rock-filled torrents smashed vehicles and homes, burying victims under rubble and sludge.}}

(Shakespeare)

(Johnson)

Noun

(en noun)

The act of enjoining; the act of directing, commanding, or prohibiting.

That which is enjoined; an order; a mandate; a decree; a command; a precept; a direction.

(legal) A writ or process, granted by a court of equity, and, in some cases, under statutes, by a court of law, whereby a party is required to do or to refrain from doing certain acts, according to the exigency of the writ.

* {{quote-news

, year=2012 , date=April 19 , author=Josh Halliday , title=Free speech haven or lawless cesspool – can the internet be civilised? , work=the Guardian citation , page= , passage=Southwark council, which took out the injunction against Matt, believes YouTube has become the "new playground" for gang members.}}