Pleximeter
Pronunciation : Plex*im"e*ter
Part of Speech : n.
Etymology : [Gr. -meter.] (Med.)
Definition : Defn: A small, hard, elastic plate, as of ivory, bone, or rubber, placed in contact with body to receive the blow, in examination by mediate percussion. [Written also plexometer.]
Source : Webster's Unabridged Dictionary, 1913