Diagnostic Definition

dīəg-nŏstĭk
adjective
Of or constituting a diagnosis.
Webster's New World
Of value for a diagnosis; specif., characteristic.
Webster's New World
Of or having to do with the use of computer diagnostics.
Webster's New World
Synonyms:
noun
The art, science, or method of diagnosis, esp. medical diagnosis.
Webster's New World
A distinguishing sign or symptom; characteristic.
Webster's New World
A routine for testing a piece of hardware or for locating an error in a program.
Webster's New World
An instrument or technique used in medical diagnosis.
American Heritage Medicine
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Other Word Forms of Diagnostic

Noun

Singular:
diagnostic
Plural:
diagnostics

Origin of Diagnostic

  • Greek diagnōstikos able to distinguish from diagnōstos distinguished from diagignōskein to distinguish diagnosis

    From American Heritage Dictionary of the English Language, 5th Edition

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