What does aesthesiometer or esthesiometer mean?
The definition of aesthesiometer and esthesiometer
Æs*the`si*om”e*ter, Es*the`si*om”e*ter (, n.
Etym: [Gr. ̠sthesia) + Рmeter.]

An instrument to measure the degree of sensation, by determining at how short a distance two impressions upon the skin can be distinguished, and thus to determine whether the condition of tactile sensibility is normal or altered.