noun “lesson”
 Singular lesson, Plural lessons oder onzieleg
- a set time during which someone is taught 
Mellen Iech un, fir d'Iwwersetzungen vun den Beispillsätz an d'monolingual Definitioune vun all Wuert ze gesinn.
 He took guitar lessons every Thursday after school.
 - a part of a broader educational content 
Today's math lesson focused on fractions and how to simplify them.
 - an experience, particularly a bad one, from which someone can learn to avoid similar situations in the future 
Getting lost in the woods taught him a valuable lesson about always carrying a map.
 - a passage from the Bible or another sacred text that is read during a religious service 
The priest announced, "Today's lesson is from the Book of Psalms," before he began to read.