Science / Psychiatry / Obsession: Recurrent and persistent thought, impulse, or image experienced as intrusive and distressing. Recognized as being excessive and unreasonable even though it is the product of ones mind. This thought, impulse, or image cannot be expunged by logic or reasoning.
Obsession Noun Synonyms: fixed idea, id‚e fixe, fixation, conviction, preoccupation, prepossession, passion, mania, phobia, hang-up, thing
Science / Psychiatry / Compulsion: Repetitive ritualistic behavior such as hand washing or ordering or a mental act such as praying or repeating words silently that aims to prevent or reduce distress or prevent some dreaded event or si MORE
Science / Psychiatry / Symbolization: A general mechanism in all human thinking by which some mental representation comes to stand for some other thing, class of things, or attribute of something. This mechanism underlies dream formation MORE