mystery play

Từ điển Oxford Advanced Learner 8th

ˈmystery play [mystery play] BrE NAmE (also ˈmiracle play) noun
a type of play that was popular between the 11th and 14th centuries and was based on events in the Bible or the lives of the Christian ↑saints
See also: ↑miracle play

Culture:
In Britain miracle and mystery plays were usually performed by guilds (= associations of skilled workers in Britain in the Middle Ages) in the streets of towns. Mystery plays are still performed today in some towns.