glossographer
noun
glos·sog·ra·pher glä-ˈsä-grə-fər 
glȯ-
: glossator
Word History
Etymology
Greek glōssográphos "compiler of glosses" (from glôssa "tongue, language, obscure word requiring explanation" + -o- -o- + -graphos, agentive derivative from gráphein "to write") + -er entry 2 — more at gloss entry 3, carve
First Known Use
1607, in the meaning defined above