The definition of a lesson is something that is to be learned, a learning period or a plan for teaching.(noun)
An example of a lesson is an English teacher's plan for her next class.
Lesson is defined as to teach, instruct or discipline.(verb)
An example of lesson is to teach someone to play the guitar.
See lesson in Webster's New World College Dictionary
Origin: ME lessoun < OFr leçon < L lectio, a reading, hence text, lesson < pp. of legere, to read: see logic
See lesson in American Heritage Dictionary 4
Origin: Middle English lessoun
Origin: , from Old French leson
Origin: , from Latin lēctiō, lēctiōn-, a reading
Origin: , from lēctus
Origin: , past participle of legere, to read; see leg- in Indo-European roots.
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