DIAGNOSTIC Synonyms: 72 Similar and Opposite Words

diagnostic 1 of 2

adjective

ˌdī-ig-ˈnä-stik

variants also diagnostical

Definition of diagnostic

as in characteristic

serving to identify as belonging to an individual or group studies that show that cultural diversity is a diagnostic feature of a thriving city

Synonyms & Similar Words

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Antonyms & Near Antonyms

diagnostic

2 of 2

noun

as in feature

something that sets apart an individual from others of the same kind the thesis that moral decline is the infallible diagnostic of a decadent society

Synonyms & Similar Words

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of diagnostic

Adjective

What’s Happening The Bristol Stool Scale, developed in 1997, classifies stool into seven forms, ranging from small hard pellets to watery diarrhea, and functions as a standard diagnostic tool in gastroenterology. — Hanna Wickes, Miami Herald, 28 Aug. 2026 Depending on the policy, coverage can differ for diagnostic testing, hereditary or congenital conditions, prescription medications, rehabilitation, behavioral treatment and other types of care. — Angelica Leicht, CBS News, 27 Aug. 2026

Noun

The diagnostics kit is available on a subscription basis — four times a year, twice a year or once a year — starting at the equivalent of $500. — Noelle Harff, San Diego Union-Tribune, 19 Aug. 2026 When a problem gets this big, such simple diagnostics can be invaluable for grounding solutions in reality. — The Editorial Board, Chicago Tribune, 13 Aug. 2026 See All Example Sentences for diagnostic

Recent Examples of Synonyms for diagnostic

Adjective

If physical gestures serve our relatives just fine, why did our own branch of the family tree gradually favor biological changes in our brains and anatomy that permitted our characteristic complexities in language and precision in speech?

— Mike McRae September 02, New Atlas, 3 Sep. 2026
And in relation to me and Baba—so much of that inability to express affection is characteristic of son-father relationships in Arab families and has so much to do with how both of us were taught what a man should behave like.

— Literary Hub, Literary Hub, 2 Sep. 2026

Definition of characteristic

Noun

The Grand Highlander has the roomiest third row of the three family SUVs and the Telluride is the best in terms of cabin quality, standard tech and features.

— Charles Singh, USA Today, 1 Sep. 2026
Since this is an Android Drop rather than a Pixel Drop, these features are coming to a wider range of devices.

— Ryan Whitwam, ArsTechnica, 1 Sep. 2026

Definition of feature

Adjective

These challenging conditions are precisely what make a summer off-road safari such a distinctive way to experience Iceland’s rugged interior.

— Gwen Nicol, Travel + Leisure, 29 Aug. 2026
Meghna Gulzar has a very distinctive voice and an ability to approach difficult subjects with both restraint and intensity.

— Naman Ramachandran, Variety, 28 Aug. 2026

Definition of distinctive

Noun

The centre-back hopes signing for Birmingham will bring out latent leadership qualities.

— Katie Whyatt, New York Times, 1 Sep. 2026
None of the lead articles compare firms that adopted these AI processes with otherwise similar firms that did not, on realized strategy quality or long-run performance.

— Steve Denning, Forbes.com, 31 Aug. 2026

Definition of quality

Adjective

Transplants of muscle stem cells are a promising avenue for research, having distinct advantages over other tissues in their ability to encourage the growth of new blood vessels and limitations on rapid growth.

— Mike McRae September 02, New Atlas, 3 Sep. 2026
Meanwhile, active adult rental has begun to emerge as a distinct property type.

— Nia Bowers, USA Today, 2 Sep. 2026

Definition of distinct

Noun

This suggests an inherent bias from the LLM's Reinforcement Learning with Human Feedback (RLHF) training, where human input inadvertently promotes traits like curiosity.

— Lance Eliot, Forbes.com, 30 Aug. 2026
Craig was extremely productive at Harvard and has NFL-caliber traits with his size, mobility and throw power.

— Steven Johnson, Fort Worth Star-Telegram, 28 Aug. 2026

Definition of trait

Adjective

Its technology has also reached production at volumes far beyond typical nuclear manufacturing.

— Aamir Khollam, Interesting Engineering, 2 Sep. 2026
On top of that over the last two weeks of August, a trough over the eastern Pacific was bringing in even heavier rain than typical for multiple days in a row, Weiss said.

— Janet Loehrke, USA Today, 1 Sep. 2026

Definition of typical

Noun

Collectively, the launches position sustainability as one performance attribute among several—including comfort, opacity, cooling and durability—rather than as a standalone proposition.

— Alexandra Harrell, Footwear News, 27 Aug. 2026
And Cullen is the reason Optimus Prime retained the attributes fans love so much about that character.

— Mike Ryan, IndieWire, 27 Aug. 2026

Definition of attribute

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diagnosis

diagnostic

diagnostics

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Style

“Diagnostic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/diagnostic. Accessed 5 Sep. 2026.

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Synonyms of diagnostic

adjective

noun

Example Sentences

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