Herbert woke with a start in the morning, the sound of his alarm clock reverberating in his ears and the flashing of hot pink colors obstructing his view. He quickly reached out and switched off the alarm clock; the obnoxious sound and overwhelming pink immediately went away. He was aware of his dog barking outside as much by the sound as by the orange colors he saw on the edges of his vision.

The person in the story has a condition called synaesthesia. This is where there is a mixing of senses causing the person to experience such things as colored hearing, gustatory sights, and auditory smells.

This site is a compilation of the information available on synaesthesia from both other internet sites and traditional sources. So, to learn more fascinating things about synaesthesia, please browse through the following pages of our site:

Please note: "Synaesthesia" may be also be spelled "synesthesia." The first spelling is the British version, while the latter is the American. You will find both spellings used within these pages.