The Collaborative International Dictionary
Antiphrastical
Antiphrastic \An`ti*phras"tic\, Antiphrastical \An`ti*phras"tic*al\, a. [Gr. ?.] Pertaining to antiphrasis. -- An`ti*phras"tic*al*ly, adv.
Wiktionary
antiphrastical
a. antiphrastic.