Dictionary.com
Thesaurus.com

phonendoscope

British  
/ fəˈnɛndəˌskəʊp /

noun

  1. an instrument that amplifies small sounds, esp within the human body

"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 phonendoscope

C20: from phono- + endo- + -scope

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Personally I do not favor the phonendoscope or any of the new patent non-roaring instruments now for sale by urgent instrument makers.

From Project Gutenberg

The phonendoscope has its uses, for example in auscultating the back when a patient is lying in bed or in listening to the heart sounds when a patient is under an anesthetic; but for differentiating the murmurs and for heart diagnosis, I much prefer the regular bell stethoscope.

From Project Gutenberg

However skillful one may be in the art of physical diagnosis, he can gather few accurate data by examining over the clothes even if he use a phonendoscope.

From Project Gutenberg