Word Study
oedipus complex
OXFORD DICTIONARY
oedipus complex, n. Psychol. (according to Freud etc.) the complex of emotions aroused in a young (esp. male) child by a subconscious sexual desire for the parent of the opposite sex and wish to exclude the parent of the same sex.
Derivative
Oedipal adj.
Etymology
Gk Oidipous, legendary king of Thebes who unknowingly killed his father and married his mother
For further exploring for "oedipus complex" in Webster Dictionary Online