IMPLEX

Etymology

Adjective

implex (not comparable)

Intricate, involved, entangled, complicated, complex.

Noun

implex (plural implexes)

A genealogical coefficient of a given genealogical tree; defined as the difference between the number of theoretical ancestors of a person and the number of his/her real ones in a given generation (the degree of pedigree collapse).

Source: Wiktionary

Im"plex, a. Etym: [L. implexus, p. p. of implectere to infold; pref. im- in + plectere to plait: cf. F implexe.]

Definition: 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.

Source: Webster’s Unabridged Dictionary 1913 Edition