A spoken lesson or exposition, usually delivered to a group. Example: During class today the professor delivered an interesting lecture.
(by extension) a class that primarily consists of a (weekly or other regularly held) lecture (as in sense 1) [usually at college or university] Example: Lecture notes are online.
A berating or scolding. Example: I really don't want you to give me a lecture about my bad eating habits.
The act of reading. Example: the lecture of Holy Scripture
To teach (somebody) by giving a speech on a given topic. Example: The professor lectured to two classes this morning.
To preach, to berate, to scold. Example: Emily's father lectured her about the importance of being home before midnight.
All clues having "LECTURES"
for an answer:
You can find a list of possible crossword clues for LECTURES below.