An appliance for recording photographically the rapidity of the blood current. ... Origin: photo-+ G. Haima, blood, + tachos, speed, + metron, measure ... (05 Mar 2000) ... 
Type: Term Pronunciation: fō′tō-hē′mō-tă-kom′ĕ-tĕr Definitions: 1. An appliance for recording photographically the rapidity of the blood current.
photohemotachometer An instrument used for the photographic recording of blood flow.