Entry 1 sense Webster, 1913 Episodic /ĕpˌ-əs-äd'-ĭk/ · Ep·i·so·dic · IPA /ˌɛp.ɪˈsɑ.dɪk/ 01 a. Of or pertaining to an episode; adventitious. 1. Of or pertaining to an episode; adventitious. “Such a figure as Jacob Brattle, purely episodical though it be, is an excellent English portrait.” — H. James.