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Webster 1913 Edition

Noun.

[AS.

ǣfensang

A song for the evening; the evening service or form of worship (in the Church of England including vespers and compline); also, the time of evensong.

Wyclif. Milton.

evensong ‎(plural evensongs)

A religious service, most commonly seen in the Anglican or Episcopal Church, that takes place in the early hours of the evening.

religious service that takes place in the evening