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plexor

American  
[plek-ser] / ˈplɛk sər /

noun

  1. Medicine/Medical. a small hammer with a soft rubber head or the like, used in percussion for diagnostic purposes.


plexor British  
/ ˈplɛksə /

noun

  1. med a small hammer with a rubber head for use in percussion of the chest and testing reflexes

"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 plexor

1835–45; < Greek plêx(is) stroke, percussion + -or 2