adj.
1.complicated in structure complex n.
1.a conceptual whole made up of complicated and related parts
2.a compound described in terms of the central atom to which other atoms are bound or coordinated
3.(psychoanalysis) a combination of emotions and impulses that have been rejected from awareness but still influence a person's behavior
4.a whole structure (as a building) made up of interconnected or related structures
Idiom of the Day
put (something) on the line
to speak very firmly and directly about something
I put my reputation on the line when I supported my friend and his business proposal.