Meanings of didactic literature in English

This is not a book of poetry, not a didactic literature.

Excessively didactic literature is often a little unhealthy.

The monasteries were homes of learning, and from them issued the didactic literature and the early drama.

As early as the first half of the thirteenth century, we have in Spain a strong didactic literature.

Under didactic literature we would include a large mass of writing not strictly to be called pure literature-sermons ,homilies ,chronicles ,bestiaries ,andchronologies.