What is "algometer"

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.

n. An instrument for measuring pain-inducing stimulus, and the sensitivity to such stimuli

n. device for measuring pain caused by pressure