Demonstrator

1. (n.) One who proves anything convincingly, or establishes it by indubitable evidence.

2. (n.) A teacher of practical anatomy.

Thesaurus Entries

allegorist, annotator, cicerone, clarifier, commentator, critic, cryptanalyst, cryptographer, cryptologist, decoder, definer, demythologizer, diaskeuast, dragoman, editor, emendator, emender, euhemerist, exegesist, exegete, exegetist, explainer, explicator, exponent, expositor, expounder, go-between, guide, hermeneut, interpreter, lexicographer, metaphrast, oneirocritic, paraphrast, picket, picket line, picketer, scholiast, textual critic, translator