[n] a whole structure (as a building) made up of interconnected or related structures
[n] a conceptual whole made up of complicated and related parts
[n] (psychoanalysis) a combination of emotions and impulses that have been rejected from awareness but still influence a person's behavior
[n] a compound described in terms of the central atom to which other atoms are bound or coordinated
[adj] 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"
analyzable, building complex, Byzantine, colonial, complicated, composite, composite, compound, convoluted, coordination compound, decomposable, gordian, interlacing, interlinking, interlocking, interwoven, intricate, involved, knotty, labyrinthian, labyr