Exemplum

A page from Libro de los exemplos por a. b. c. by Clemente Sánchez de Vercial

An exemplum (plural: exempla or exemplums; meaning "byspel" or "example" in Latin) is a moral anecdote, brief or extended, real or fictitious, used to illustrate a point. The word is also used to express an action performed by another and used as an example or model.