Noun

(en noun)

A particular period of history, especially one considered remarkable or noteworthy.

*{{quote-magazine, date=2012-01

, author=Donald Worster , title=A Drier and Hotter Future , volume=100, issue=1, page=70 , magazine= citation , passage=Phoenix and Lubbock are both caught in severe drought, and it is going to get much worse. We may see many such [dust] storms in the decades ahead, along with species extinctions, radical disturbance of ecosystems, and intensified social conflict over land and water. Welcome to the Anthropocene, the epoch when humans have become a major geological and climatic force.}}

A notable event which marks the beginning of such a period.

(astronomy) A precise instant of time that is used as a reference point.

(computing, uncountable) A precise instant of time that is used as a reference point (e.g. January 1, 1970, 00:00:00 UTC).

Noun

(en noun)

Coming; coming to; approach; arrival.

* Young

Death's dreadful advent

* 1853 , , "Bartleby, the Scrivener," in Billy Budd, Sailor and Other Stories'', New York: Penguin, 1968; reprinted 1995 as ''Bartleby , ISBN 0146000129, p. 3:

At the period just preceding the advent of Bartleby, I had two persons as copyists in my employment, and a promising lad as an office-boy.

(religion, Christianity, always capitalized) See Advent.