1. adjective /kəmˈplɛks,ˈkɒm.plɛks,kəmˈplɛks,ˈkɑmplɛks,ˈkɒm.plɛks,ˈkɑmplɛks/
complex function
See Also: complexion, symplectic
2. noun /kəmˈplɛks,ˈkɒm.plɛks,kəmˈplɛks,ˈkɑmplɛks,ˈkɒm.plɛks,ˈkɑmplɛks/
a) A problem.
Jim has a real complex about working for a woman boss.
3. verb /kəmˈplɛks,ˈkɒm.plɛks,kəmˈplɛks,ˈkɑmplɛks,ˈkɒm.plɛks,ˈkɑmplɛks/
To form a complex with another substance
Wikipedia foundation.