Haematometer

Haematometer H[ae]m`a*tom"e*ter (-t[o^]m"[-e]*t[~e]r), n. [H[ae]mato- + -meter.] (Physiol.) (a) Same as {Hemadynamometer}. (b) An instrument for determining the number of blood corpuscles in a given quantity of blood. [1913 Webster]