• synonyms


[dahy-uh g-no-stish-uh n]
  1. an expert in making diagnoses, especially a medical doctor.
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Origin of diagnostician

First recorded in 1865–70; diagnostic + -ian
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for diagnostician

Historical Examples of diagnostician

  • "Ah, I see you are something of a diagnostician," said Haynes quietly.

    The Flying Death

    Samuel Hopkins Adams

  • Surgery: An adjunct, more or less valuable to the diagnostician.

  • It seems to me that the examiner should be an exceedingly able diagnostician and prognosticator.

    Arteriosclerosis and Hypertension:

    Louis Marshall Warfield

  • He was no diagnostician, and he did not know that Lent was breaking up physiologically in his system.

  • Any change in the original diagnosis must be made in writing to the Department of Health and must be confirmed by a diagnostician.

British Dictionary definitions for diagnostician


  1. a specialist or expert in making diagnoses
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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

diagnostician in Medicine


  1. A person who diagnoses, especially a physician specializing in medical diagnostics.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.