'Haematachometer' definitions:

Definition of 'Haematachometer'

From: GCIDE

Haematachometer \H[ae]m`a*ta*chom"e*ter\ (-t[.a]*k[o^]m"[-e]*t[~e]r), n. [H[ae]ma- + Gr. tachy`s swift + -meter.] (Physiol.) A form of apparatus (somewhat different from the hemadrometer) for measuring the velocity of the blood. [1913 Webster]