Definition of Expectation Week in English:

Expectation Week

noun

historical
  • The week beginning on the Sunday after Ascension Day, observed as a festival of the Christian Church in commemoration of the week in which the disciples awaited the Holy Spirit promised by Christ.

Origin

Mid 17th century; earliest use found in Anthony Sparrow (1612–1685), bishop of Norwich. After post-classical Latin septimana expectationis, hebdomada expectationis.