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synchroscope

American  
[sing-kruh-skohp] / ˈsɪŋ krəˌskoʊp /

noun

  1. an instrument for determining the difference in phase between two related motions, as those of two aircraft engines or two electric generators.


synchroscope British  
/ sɪŋˈkrɒnəˌskəʊp, ˈsɪŋkrəˌskəʊp /

noun

  1. an instrument used to indicate whether two periodic quantities or motions are synchronous

"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

Etymology

Origin of synchroscope

synchro- + -scope