epitasis

noun, plural e·pit·a·ses [ih-pit–uh-seez] /ɪˈpɪt əˌsiz/.

1. the part of an ancient drama, following the protasis, in which the main action is developed.Compare catastasis, catastrophe(def 4), protasis.

noun

1. (in classical drama) the part of a play in which the main action developsCompare protasis (def. 2), catastrophe (def. 2)