noun

 

teaching a formal talk given to a group of people in order to teach them about a subject

We went to a lecture on Italian art.

 

criticism an angry or serious talk given to someone in order to criticize their behaviour

My dad gave me a lecture on smoking last night.

 

verb

 

teach to give a formal talk to a group of people, often at a university

She travelled widely throughout North America lecturing on women's rights.

 

criticize to talk angrily to someone in order to criticize their behaviour

Stop lecturing me!