conv - cyan
- convergence micropsia
- convergence phosphene
- conversion
- conversion anaesthesia
- conversion blindness
- conversion hallucination
- conversive hallucination
- Cornsweet edge
- Cornsweet effect
- Cornsweet illusion
- Cornsweet stimulus
- Cornsweet-edge effect
- corollary discharge model
- corona
- corona phenomenon
- cortical blindness
- cortical metamorphopsia
- cortical probing and hallucinations
- corticosteroids and hallucinations
- Craik-Cornsweet illusion
- Craik-O'Brien effect
- Craik-O'Brien-Cornsweet illusion
- crank bugs
- creative hallucination
- crepuscular hallucinosis
- cross-activation hypothesis