thermostromuhr
noun
ther·mo·strom·uhr
| \ ˌthər-mō-ˈstrō-ˌmu̇(ə)r
\
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Medical Definition of thermostromuhr
: a stromuhr that measures the rate of blood flow in an intact blood vessel by determining the amount of heating of the blood as indicated by a sensitive galvanometer when a radio-frequency current is passed through the vessel between thermocouples so that the amount of heating is inversely proportional to the rate of flow