While "public speaking" is a more common term for the act itself, rhetoric focuses on the principles, techniques, and strategies used to effectively communicate ideas to an audience.
Here are some other related terms:
* Oratory: This refers to the art of public speaking, especially in a formal and eloquent way.
* Elocution: This focuses on the delivery and pronunciation of speech.
* Communication Studies: This broader field encompasses public speaking as well as other forms of communication, like interpersonal communication and media.