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bassist

American  
[bey-sist] / ˈbeɪ sɪst /

noun

  1. a singer with a bass voice.

  2. a player of a bass instrument, especially of the bass viol.


bassist British  
/ ˈbeɪsɪst /

noun

  1. a player of a double bass, esp in a jazz band

"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 bassist

First recorded in 1865–70; bass 1 + -ist