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Webster 1913 Edition

Noun.

[L. See

One who, or that which, expounds or explains; an expounder; a commentator.

Bp. Horsley.

Noun.

[L.] One who expounds or explains; an interpreter.

A dictionary_webster1828 or vocabulary which explains words.

expositor ‎(plural expositors)

expositor m ‎(plural expositores, feminine expositora)