An '''apostolos''' or ''' epistle''' is a writing directed or sent to a person or group of persons, usually a letter and a very formal, often didactic and elegant one. The letters from [[ Apostles]] to Christians in the [[ New Testament]] are often referred to as epistles.
In the context of the [[Divine Liturgy]] or other liturgical service, ''epistle'' may refer more specifically to a particular passage from a New Testament epistle that is scheduled to be read on a certain day or at a certain occasion
, and the ''Apostolos'' is the liturgical book containing the various epistle readings as they appointed by the [[lectionary]].
See also==*[[ Gospels]]