com·plex (kŏmˈplĕksˌ)

1. A group of related, often repressed memories, thoughts, and impulses that compel characteristic or habitual patterns of feelings, thought, and behavior.
2. The relatively stable combination of two or more ions or compounds into a larger structure without covalent binding.
3. A composite of chemical or immunological structures.
4. An entity made up of three or more interrelated components.
5. A group of individual structures known or believed to be anatomically, embryologically, or physiologically related.
6. The combination of factors, symptoms, or signs that forms a syndrome.

1. Consisting of interconnected or interwoven parts; composite.
2. Composed of two or more units.
3. Relating to a group of individual structures known or considered to be anatomically, embryologically, or physiologically related.