GUSTATION By N., Pam M.S. - May 11, 2013 Describes the sense of taste. It is at the threshold between the external and internal worlds. It serves an organism's nutritional needs and protects it from poisons. GUSTATION: "Gustation is a sense of taste." Related Psychology Terms TASTE PORE DEMAND BIOLOGICAL CLOCK BEHAVIOR SWEET NERVOUS SYSTEM AUDITORY THRESHOLD I PRIMARY TASTE SUPERTASTER EXTERNAL BOUNDARY Cite this page: N., Pam M.S., "GUSTATION," in PsychologyDictionary.org, May 11, 2013, https://psychologydictionary.org/gustation/ (accessed July 20, 2019).