revealerEtymologyFrom Middle English revelare, equivalent to reveal + -er.revealer means A person or thing that reveals. Lexicurio rates it Rare gem — a strength score of 84 out of 100.nounA person or thing that reveals.“Whether "The Doctor" be written by Southey or not, let revealers of mysteries determine; it is certainly written by one who strongly resembles him, perhaps too strongly to be other than himself.”An entry in a crossword that guides the solver towards the theme or endgame.“Next (and my favorite) is Blank Space , four corner rebus squares reading "blank" for the down answers and "space" for the acrosses, mirroring the central revealers”