lexicographer
lex-i-cog-ra-pher / lĕk-sĭ-kŏg-rə-fər
noun 1. a person who writes or compiles dictionaries Lexicographer: a writer of dictionaries, a harmless drudge, that busies himself in tracing the original, and detailing the signification of words. Samuel Johnson, 1709 - 1784