What does "lexicographer" mean?

One who writes or compiles a dictionary.

What is a synonym for "lexicographer"?

Common synonyms include: allegorist, annotator, cicerone, clarifier, commentator, critic.

Pronounced //ˌlɛksɪˈkɒɡɹəfə(ɹ)//.

/ˌlɛksɪˈkɒɡɹəfə(ɹ)/ noun

noun ·Moderate ·College level

Noun

1
One who writes or compiles a dictionary.
"Lexico′grapher. […] A writer of dictionaries; a harmleſs drudge, that buſies himſelf in tracing the original, and detailing the ſignification of words."
2
a compiler or writer of a dictionary; a student of the lexical component of language wordnet

"The ideal lexicographer knows simply everything; unfortunately, that's impossible."

From French lexicographe + -er, from Ancient Greek λεξικός (lexikós, “of words”) + γράφω (gráphō, “write”). By surface analysis, lexico- + -grapher.