hæmatometer, hem-|hiːməˈtɒmɪtə(r)| [See hæmato- and -meter.] a. An instrument for measuring the force of the blood =hæmodynamometer(see hæmo-). b. An instrument for numbering the blood-corpuscles. So hæmaˈtometry, the numeration of the blood-corpuscles. 1854Mayne Expos.Lex., Hematometer..Hematometry.