Im″plex (?), a. [L. implexus, p. p. of implectere to infold; pref. im- in + plectere to plait: cf. F implexe.] Intricate; entangled; complicated; complex.
The fable of every poem is... simple or implex. It is called simple when there is no change of fortune in it; implex, when the fortune of the chief actor changes from bad to good, or from good to bad. Addison.