Epistolary
Pronunciation : E*pis"to*la*ry
Part of Speech : a.
Etymology : [L. epistolaris, fr. epistola: cf. F. ?pistolaire.]
Definition : 1. Pertaining to epistles or letters; suitable to letters and correspondence; as, an epistolary style.
2. Contained in letters; carried on by letters. "Epistolary correspondence." Addison.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder