Definition of aesthesis in English:

aesthesis

(also esthesis)

noun

rare
  • The perception of the external world by the senses.

Origin

Early 17th century; earliest use found in John Deacon (fl. 1585–1616). From ancient Greek αἴσθησις sense perception, sensation, perception from the stem of αἰσθάνεσθαι to perceive (probably from the same base as ἀίειν to perceive, hear from the same Indo-European base as Sanskrit āvis-, Avestan āviš manifestly, Old Church Slavonic avě openly) + -σις.

Pronunciation:

aesthesis

/iːsˈθiːsɪs//ɪsˈθiːsɪs//ɛsˈθiːsɪs/