lesson
n. countablen. a period of time when you learn something with a teacher. It can also be an experience that teaches you something important for the future.
n. a period of instruction or a specific unit of learning, typically guided by a teacher or tutor. It may also refer to a moral or practical truth learned through experience.
I have a piano lesson every Tuesday afternoon.
The music teacher prepared a special lesson to help the students understand complex rhythms.
While the technical exercises were demanding, the most valuable lesson the young violinist learned was the importance of emotional expression during a live performance.
From Middle English lessoun, from Old French leçon, from Latin lēctiō, lēctiōnem (“a reading”), from legō (“to read; to gather”). Doublet of lection.
Often takes the prepositions 'in' or 'on' when referring to a subject, such as 'a lesson in history' or 'a lesson on grammar'.