complicated in structure; consisting of interconnected parts; a complex set of variations based on a simple folk melody; a complex mass of diverse laws and customs'

a conceptual whole made up of complicated and related parts; the complex of shopping malls, houses, and roads created a new town

[ Syn: composite ]

a compound described in terms of the central atom to which other atoms are bound or coordinated

[ Syn: coordination compound ]

(psychoanalysis) a combination of emotions and impulses that have been rejected from awareness but still influence a person's behavior

a whole structure (as a building) made up of interconnected or related structures

[ Syn: building complex ]