Hydrodynamometer
Hy`dro`dy`na`mom´e`ter
n. | 1. | An instrument to measure the velocity of a liquid current by the force of its impact. |
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
n. | 1. | An instrument to measure the velocity of a liquid current by the force of its impact. |