Definition of epistolarily in English:

epistolarily

adverb

literary
  • In an epistolary manner, by letter.

Origin

Mid 19th century; earliest use found in Jeremy Bentham (1748–1832), philosopher, jurist, and reformer. From epistolary + -ly.

Pronunciation

epistolarily

/ɪˈpɪstəl(ə)rɪli/ /ɪˈpɪst(ə)l(ə)rɪli/