what is a synesthesia
Synesthesia (also spelled synaesthesia synÃ¦sthesia or; synaesthesia from The Ancient greek ÏÏÎ½, syn, together and Î±á¼´ÏÎ¸Î·ÏÎ¹Ï,  aisthÄsis ) sensation is a neurological phenomenon in which stimulation of one sensory or cognitive pathway leads to, automatic involuntary experiences in a second sensory or cognitive. pathway