internist

[ in-tur-nist, in-tur-nist ]
/ ˈɪn tɜr nɪst, ɪnˈtɜr nɪst /

noun

a physician specializing in the diagnosis and nonsurgical treatment of diseases, especially of adults.

Origin of internist

An Americanism dating back to 1900–05; intern(al medicine) + -ist
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for internist

internist

/ (ˈɪntɜːnɪst, ɪnˈtɜːnɪst) /

noun mainly US

a physician who specializes in internal medicine
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

Medicine definitions for internist

internist

[ ĭn-tûrnĭst ]

n.

A physician specializing in internal medicine.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.