globulimeter

from The Collaborative International Dictionary of English v.0.48

Globulimeter \Glob`u*lim"e*ter\, n. [Globule + -meter.]
   (Physiol.)
   An instrument for measuring the number of red blood
   corpuscles in the blood.
   [1913 Webster]

   Note: The method depends on the differences of tint obtained
         by mixing a sample of the blood with sodium carbonate
         solution.
         [1913 Webster]