diagnostic
/daɪ.əɡˈnɒs.tɪk/
Proposed by a contributor, not yet supported by evidence.
Also seen as: diagnostics
Sense 1
Meaning · English
Of, or relating to diagnosis.
Adjective
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 2
Meaning · English
Characteristic of a particular disease.
Adjective
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 3
Meaning · English
Any technique used in medical diagnosis.
Noun
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 4
Meaning · English
Any tool or technique used to find the root of a problem.
Noun
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Common questions
What does “diagnostic” mean?
Of, or relating to diagnosis.
Is “diagnostic” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.