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velocimeter
ve·lo·cim·e·ter V0048200 (vē′lō-sĭm′ĭ-tər, vĕl′ō-)n. A device for measuring the speed of sound in water.
[veloci(ty) + -meter.]velocimeter (ˌvɛləˈsɪmɪtə) n (General Physics) a device that measures the speed of sound in liquidsve•lo•cim•e•ter (ˌvi loʊˈsɪm ə tər, ˌvɛl oʊ-)
n. any of various instruments for measuring velocity, as of a wave in water or of sound in air. [1842; veloci (ty) + -meter] velocimetera device for measuring speed or velocity, especially that of projectiles.See also: Instrumentsvelocimeter
velocimeter[‚vel·ə′sim·əd·ər] (engineering) An instrument for measuring the speed of sound in water; two transducers transmit acoustic pulses back and forth over a path of fixed length, each transducer immediately initiating a pulse upon receiving the previous one; the number of pulses occurring in a unit time is measured. |