Definition
noun
The ability of an individual to recognize writing on the skin (such as on the palm of the hand) purely by sensation of touch.
Supplement
This ability is examined to test a neurological condition. To test this ability, the examiner writes single numbers or letters on the palm with the back of a pen, pen light, tongue depressor, etc. Positive results indicate normal condition whereas negative results indicate non-normal condition.
Word origin: from Greek grapha (“writing”) and aisthesis (“perception”).
Dictionary > Graphesthesia
You will also like...

Birth of a Human Baby
Following nine months inside the mother's womb is the birth of the baby. Know the different stages of the birthing proce..

Principles of Hormonal Control Systems
Hormones are essential in the regulation of the activity of the various biological systems of the human body. The ineffi..

The Evolution of Cell Organelles
The nucleus containing the genetic material, DNA, and the mitochondria, well-identified as the "powerhouse of the cell",..

Homeostatic Mechanisms and Cellular Communication
Homeostasis is the relatively stable conditions of the internal environment that result from compensatory regulatory res..

Seed Plants
Seed plants are vascular plants. They differ from the other vascular plants in producing seeds that germinate into a new..

Amphibians & Early Reptiles
Obtaining air outside an aquatic environment required species to acquire suitable adaptations, and this was the case of ..