Complex

What does COMPLEX mean?

1. adjective

   complicated in structure; consisting of interconnected parts

   “a complex set of variations based on a simple folk melody”

2. noun

   a conceptual whole made up of complicated and related parts

   “the complex of shopping malls, houses, and roads created a new town”

3. noun

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

4. noun

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

Definitions from WordNet 3.1, Princeton University.