lexicographer

One who writes, compiles, or edits a dictionary.

A compiler of a lexicon or dictionary; one employed in the making of a vocabulary or wordbook of a language, and giving definitions, with or without other explanatory matter, in the same or another language.

The author or compiler of a lexicon or dictionary.

one who writes or compiles a dictionary

a compiler or writer of a dictionary; a student of the lexical component of language