chrestomath
A person devoted to useful learning; especially a language learner.
rare
Rigge’s (Elias, M.A.) “Manual of the Chaldee Language” (Boston, Mass. 1832) is a valuable compendium: it consists, (1.) Of a grammar, chiefly from the German of Professor Winer (2.) A chrestomathy, or hand-book for self-tuition, containig the whole of the Chaldee found in the Old Testament with notes; and selections from the Targums; (3.) A vocabulary adapted to the chrestomath; and, (4.) An appendix on the Rabbinical character and style.
Where it comes from
From Ancient Greek χρηστομαθής (khrēstomathḗs).
Adapted from the Wiktionary entry chrestomath (CC BY-SA 4.0).