lecture

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. An exposition of a given subject delivered before an audience or a class, as for the purpose of instruction.
2. n. An earnest admonition or reproof; a reprimand.
3. v. To deliver a lecture or series of lectures.
4. v. To deliver a lecture to (a class or an audience).
5. v. To admonish or reprove earnestly, often at length: always lecturing me about my manners.

Century Dictionary and Cyclopedia

1. n. The act of reading; reading.
2. n. A discourse, especially a written discourse, of suitable length for a single reading; a disquisition pronounced or read, or written as if to be read, before an audience; especially, a formal or methodical discourse intended for instruction: as, a lecture on morals; the Bampton lectures.
3. n. A religious discourse of an expository nature, usually based on an extended passage of Scripture; a discourse less methodical and more discursive than a sermon.
4. n. A reprimand, as from a superior; a formal reproof.
5. n. A professorial or tutorial disquisition.
6. n. A lectureship.
7. To instruct by oral discourse.
8. To speak to or address dogmatically or authoritatively; reprimand; reprove: as, to lecture one for his faults.
9. To influence by means of a lecture or formal reprimand: as, he was lectured into doing his duty.
10. To read or deliver a formal discourse; give instruction by oral discourse: as, to lecture on geometry or on chemistry.

Wiktionary

1. n. A spoken lesson or exposition, usually delivered to group.
2. n. A berating or scolding.
3. v. To teach, by giving a speech on a given topic.
4. v. To berate, to scold.

GNU Webster's 1913

1. n. obsolete The act of reading.
2. n. A discourse on any subject; especially, a formal or methodical discourse, intended for instruction; sometimes, a familiar discourse, in contrast with a sermon.
3. n. A reprimand or formal reproof from one having authority.
4. n. (Eng. Universities) A rehearsal of a lesson.
5. v. To read or deliver a lecture to.
6. v. To reprove formally and with authority.
7. v. To deliver a lecture or lectures.

WordNet 3.0

1. v. censure severely or angrily
2. n. teaching by giving a discourse on some subject (typically to a class)
3. n. a speech that is open to the public
4. v. deliver a lecture or talk
5. n. a lengthy rebuke