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diagnostician

American  
[dahy-uhg-no-stish-uhn] / ˌdaɪ əg nɒˈstɪʃ ən /

noun

  1. an expert in making diagnoses, especially a medical doctor.


diagnostician British  
/ ˌdaɪəɡnɒsˈtɪʃən /

noun

  1. a specialist or expert in making diagnoses

"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 diagnostician

First recorded in 1865–70; diagnostic + -ian

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.

The 20th century’s most piercing diagnostician of societies—as V.S.

From The Wall Street Journal • Nov. 20, 2025

And she’ll learn that her son is dead, a trauma that turned her cold and made her unpopular at work and with patients, though no less super powerful a diagnostician — which she remains.

From Los Angeles Times • Jan. 9, 2025

Take a look and see how you can become your own best technical diagnostician.

From The Verge • Jun. 28, 2022

Cronenberg has always been a diagnostician of the human condition; here, he also feels a lot like a mortician.

From New York Times • Jun. 2, 2022

She went through evaluations with both a psychologist and an educational diagnostician.

From "The Book of Unknown Americans" by Cristina Henríquez

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