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diagnose

[dahy-uh g-nohs, -nohz, dahy-uh g-nohs, -nohz] /ˈdaɪ əgˌnoʊs, -ˌnoʊz, ˌdaɪ əgˈnoʊs, -ˈnoʊz/
verb (used with object), diagnosed, diagnosing.
1.
to determine the identity of (a disease, illness, etc.) by a medical examination:
The doctor diagnosed the illness as influenza.
2.
to ascertain the cause or nature of (a disorder, malfunction, problem, etc.) from the symptoms:
The mechanic diagnosed the trouble that caused the engine knock.
3.
to classify or determine on the basis of scientific examination.
verb (used without object), diagnosed, diagnosing.
4.
to make a diagnosis.
Origin of diagnose
1860-1865
1860-65; back formation from diagnosis
Related forms
diagnosable, adjective
underdiagnose, verb (used with object), underdiagnosed, underdiagnosing.
undiagnosable, adjective
undiagnosed, adjective
well-diagnosed, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for undiagnosed
Contemporary Examples
Historical Examples
  • Jason had an undiagnosed example of that when he got only part of his man back from the Valley of Kings.

    Zero Data Charles Saphro
  • Frequently this undiagnosed dement has satisfied himself with a weak, cynical philosophy that life is not worth while.

    Benign Stupors August Hoch
  • By this time, our yaws and Jack's undiagnosed illness were so bad that we were anxiously waiting for the steamer.

  • Ivan Fitzgerald finally isolated the germ that had caused the Finchley girl's undiagnosed illness.

    Omnilingual H. Beam Piper
British Dictionary definitions for undiagnosed

undiagnosed

/ˌʌndaɪəɡˈnəʊzd/
adjective
1.
(of a medical condition, a problem, etc) not having been identified

diagnose

/ˈdaɪəɡˌnəʊz/
verb
1.
to determine or distinguish by diagnosis
2.
(transitive) to examine (a person or thing), as for a disease
Derived Forms
diagnosable, adjective
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
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Word Origin and History for undiagnosed

diagnose

v.

1861, back-formation from diagnosis. Related: Diagnosed; diagnosing.

Online Etymology Dictionary, © 2010 Douglas Harper
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undiagnosed in Medicine

diagnose di·ag·nose (dī'əg-nōs', -nōz')
v. di·ag·nosed, di·ag·nos·ing, di·ag·nos·es
To make a diagnosis.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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