lesson

[ les-uhn ]

noun

1. a section into which a course of study is divided, especially a single, continuous session of formal instruction in a subject:

   The manual was broken down into 50 lessons.

2. a part of a book, an exercise, etc., that is assigned to a student for study:

   The lesson for today is on page 22. He worked assiduously at his music lesson.

3. something to be learned or studied:

   the lessons of the past.

4. a useful piece of practical wisdom acquired by experience or study:

   That accident certainly taught him a lesson in careful driving.

5. something from which a person learns or should learn; an instructive example:

   Her faith should serve as a lesson to all of us.

6. a reproof or punishment intended to teach one better ways.
7. a portion of Scripture or other sacred writing read or appointed to be read at a divine service; lection; pericope.

verb (used with object)

1. to teach; instruct; give a lesson to.
2. to admonish or reprove.

lesson

/ ˈlɛsən /

noun

1. 1. a unit, or single period of instruction in a subject; class

      an hour-long music lesson

   2. the content of such a unit
2. material assigned for individual study
3. something from which useful knowledge or principles can be learned; example
4. the principles, knowledge, etc, gained
5. a reprimand or punishment intended to correct
6. a portion of Scripture appointed to be read at divine service

verb

1. rare.
   tr to censure or punish

Word History and Origins

Origin of lesson¹

First recorded in 1175–1225; Middle English lesso(u)n, from Old French leçon, from Latin lēctiōn-, stem of lēctiō “a reading”; lection

Word History and Origins

Origin of lesson¹

C13: from Old French leçon, from Latin lēctiō, from legere to read

Idioms and Phrases

see learn one's lesson ; teach a lesson .

Example Sentences

Here are five strategies of the Web3 ecosystem that offer valuable lessons:

From Salon

"We can only hope that lessons are learned from Christopher's death so that other families do not have to go through what we have," she added.

From BBC

I do multiple riding lessons a week and I personal train.

From Los Angeles Times

If the lessons of the FTX collapse are forgotten, there will be a few who will be winners, and many more who will be losers.

From Los Angeles Times

Trump learned the wrong lesson from that, which is that he's not focused enough on purging the party.

From Salon

Related Words

• class
• education
• exercise
• homework
• instruction
• lecture
• practice
• reading
• study
• task
• teaching
• test