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Definition of lesson

lesson

/ˈlɛs.ən/
les · son

Plural:lessons
•
Adjective:lessonless
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Past Simple:lessoned
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Past Participle:lessoned
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Present Participle:lessoning
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lesson Lexical Profile

lesson Game Scores & Validity

• noun

1

A period of learning or teaching, or a specific amount of instruction given at one time.

Example

"She takes a forty-five-minute piano lesson every Tuesday afternoon."


2

An experience, event, or example that serves to warn, instruct, or impart moral wisdom.

Example

"The sudden collapse of the company served as a sobering lesson in financial risk management."


3

A passage from the Bible or another sacred text read aloud during a religious service.

Example

"The congregation listened attentively as the lay reader delivered the first lesson from Isaiah."

Synonyms
View all synonyms for lesson

• verb

1

To instruct, teach, or admonish someone (now rare or literary).

Example

"Harsh experience had thoroughly lessoned him in the value of patience and restraint."

Synonyms
View all synonyms for lesson

Word Nuance & Usage

Do not confuse the noun "lesson" (something taught or learned) with the homophone verb "lessen" (to make or become less).

• Rhymes for lesson

Word Origin & Etymology

From Middle English "lessoun", borrowed from Old French "lecon", which derives from Latin "lectio" ("a reading"), a noun of action from the verb "legere" ("to read").

Cite this Entry


Wordmom. (2026). Definition of Lesson. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/lesson
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