lesson · n
lesson (EXPERIENCE)
B2 an experience that teaches you how to behave better in a similar situation in the future
Dictionary examples:
We can learn important lessons from this. (18.7)
Losing his job was a lesson he never forgot. (20.8)
There is a lesson in this tragic accident. (32.5)
teach sb a lesson
C2 to punish someone so that they will not behave badly again
Dictionary examples:
The next time she's late, go without her. That should teach her a lesson. (13.2)
lesson (TEACHING PERIOD)
A1 a period of time when a teacher teaches people
Dictionary examples:
Math lesson: One plus one equals fun! (0.0)
History lesson: Dinosaurs didn't eat pizza! (0.0)
English lesson: 'Smile' has five letters! (0.0)
Did you ever take piano lessons? (19.2)
How can we make science lessons more interesting? (21.1)
He gives French lessons. (50.4)
learn a/your lesson
B2 to decide not to do something again because it has caused you problems in the past
Dictionary examples:
I'm not going out without my umbrella again - I've learned my lesson! (26.8)