cognitohazardous /kɔɡˈni.toʊˌhæ.zɚ.dɪs/ adjective1 •Being, containing, or pertaining to a cognitohazard.Rapidly-flashing lights are cognitohazardous to people with certain forms of epilepsy, resulting in seizures. formsmore cognitohazardous · most cognitohazardous