a conceptual whole made up of complicated and related parts; "the complex of shopping malls, houses, and roads created a new town"
(psychoanalysis) a combination of emotions and impulses that have been rejected from awareness but still influence a person's behavior
a compound described in terms of the central atom to which other atoms are bound or coordinated
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"
the act of arranging elements into specified groups without regard to order
a collection of things that have been combined; an assemblage of separate parts or qualities
an alliance of people or corporations or countries for a special purpose (formerly to achieve some antisocial end but now for general political or economic purposes)
a group of people (often temporary) having a common purpose; "they were a winning combination"
a sequence of numbers or letters that opens a combination lock; "he forgot the combination to the safe"