Algometer \Al*gom"e*ter\, n. [Gr. ? pain + -meter.] (Psychol.)
An instrument for measuring sensations of pain due to
pressure. It has a piston rod with a blunted tip which is
pressed against the skin. -- {Al*gom"e*try}, n. --
{Al`go*met"ric}, {*met"ric*al}, a. -- {Al`go*met"ric*al*ly},
adv.
algometry
n : measuring sensitivity to pain or pressure