[epit.a.sis] n, pl -a.ses [Gk, increased intensity, fr. epiteinein to stretch tighter, fr. epi- + teinein to stretch--more at thin] (1589): the part of a play developing the main action and leading to the catastrophe
EPITASIS
Meaning of EPITASIS in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012