One who writes or delivers a commentary or commentaries.
The definition of an interpreter is a person or a computer program that translates from one language to another so that people who speak different languages can communicate.
Any person claiming or assumed to be especially skilled or experienced in some art, sport, etc.
One who teaches, especially one hired to teach.
Find another word for expositor. In this page you can discover 6 synonyms, antonyms, idiomatic expressions, and related words for expositor, like: explainer, commentator, expounder, interpreter, professor and teacher.