noun
lesson
LEHS-uhn
noun
1
A single period of teaching, or a fixed unit within a course of study.
"Today's lesson covers the causes of the First World War."
"She takes piano lessons every Tuesday afternoon."
2
Something learned from experience, especially through difficulty or failure.
"Losing the contract taught him a valuable lesson about double-checking his figures."
How to Use Lesson
Learner’s notesIn plain EnglishA period of teaching, or something you learn from what happens to you.
Easily confused with
Common pairings
learn a lesson
teach someone a lesson
take lessons
Word Forms
lessoned past tense, lessoned past tense, lessons plural, lessons singular, lessons singular
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Today's _____ covers the causes of the First World War.
Etymology
From Old French leçon, from Latin lectio, "a reading," from legere, "to read."