[ roh-tam-i-ter, roh-tuh-mee- ]
/ roʊˈtæm ɪ tər, ˈroʊ təˌmi- /
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an instrument for measuring the rate of flow of a liquid, consisting of a tapered vertical tube in which a small float is forced upward until its weight balances the fluid force.
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“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.
Origin of rotameter
Partial translation of German Rotamesser (1911), equivalent to Rota(tion) rotation + Messer measurer, meter
Words nearby rotameter
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for rotameter
/ (ˈrəʊtəˌmiːtə) /
trademark a device used for measuring the flow of a fluid. It consists of a small float supported in a tapering glass by the flow of the fluid, the height of the float indicating the rate of flow
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012