Complex

·noun Involving many parts; complicated; intricate.

II. Complex ·noun Assemblage of related things; collection; complication.

III. Complex ·noun Composed of two or more parts; composite; not simple; as, a complex being; a complex idea.

complex
complex, plĭcis, adj. [complico], closely connected with one , confederate , participant (late La...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.