DIAGNOSTICAL 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

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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

However, many independent Saab specialists still maintain Tech 2 diagnostic equipment and software needed to service these vehicles. — John Paul Senior Manager Public Affairs and Traffic Safety Aaa Northeast, Hartford Courant, 19 Sep. 2026 This machinery goes to hospitals, clinical diagnostic labs, pharma and academic research centers. — Josh Brown,sean Russo, CNBC, 17 Sep. 2026

Noun

These include remote handling, cryogenics, heat transfer, power supplies, diagnostics, instrumentation, and planar-coil magnet engineering. — Atharva Gosavi, Interesting Engineering, 10 Sep. 2026 Provide prenatal diagnostics, TeleNICU access, neonatal education, standardized care pathways, bridge-to-home services, and rural newborn care coordination. — Arkansas Democrat-Gazette, Arkansas Online, 27 Aug. 2026 See All Example Sentences for diagnostic

Recent Examples of Synonyms for diagnostic

Adjective

Since industrial logging began more than a century ago, most of Vancouver Island’s productive old-growth forests — those capable of growing the large trees characteristic of the island’s rainforests — have been cut.

— Annika Hammerschlag, Los Angeles Times, 16 Sep. 2026
Different chemical elements absorb and emit different wavelengths of light, marking that spectrum with different characteristic fingerprints.

— Rahul Rao, Space.com, 14 Sep. 2026

Definition of characteristic

Noun

De Jong plans to redevelop the building with 25 housing units, in a mix of studios, one-bedrooms and two-bedrooms, alongside resident amenities and a commercial space on the first floor, plans show, while restoring historic features.

— Chris Higgins, Kansas City Star, 23 Sep. 2026
Such thoughtful considerations are also evident with the 16-way adjustable seats in the front, complete with their own climate control and massage features.

— Viju Mathew, Robb Report, 23 Sep. 2026

Definition of feature

Adjective

Fossum notes that veterinarians sometimes use odor as a diagnostic clue because certain skin conditions produce distinctive smells.

— Ryan Brennan, Sacbee.com, 19 Sep. 2026
The cult fashion house has a devoted following among Gen Z and fans of alternative fashion and pop culture, including anime enthusiasts familiar with Westwood’s distinctive Orb logo.

— Miami Herald, Miami Herald, 19 Sep. 2026

Definition of distinctive

Noun

Commercial proving ground with regulatory progress The material has precise chemical qualities that are critical for nuclear operations.

— Aman Tripathi, Interesting Engineering, 19 Sep. 2026
The Spritz, like most Aperol drinks, lean heavily into its summery qualities and try to hide the bitterness under the rug.

— Jason O'Bryan, Robb Report, 19 Sep. 2026

Definition of quality

Adjective

Canaccord upgraded the stock and Guggenheim and Stifel both raised their targets to $300 after Dreamforce, with Stifel citing management's reaffirmed $63 billion fiscal 2030 revenue target built on six distinct AI monetization paths.

— Tony Zhang, CNBC, 23 Sep. 2026
Initial laboratory experiments found that the ART repeat array is expressed as multiple distinct short RNAs.

— Neetika Walter, Interesting Engineering, 23 Sep. 2026

Definition of distinct

Noun

Willis already has demonstrated the necessary leadership traits to be a franchise quarterback, something that often requires one to consistently fall on the sword — even if the very failure did not remotely involve you.

— Miami Herald, Miami Herald, 18 Sep. 2026
However, because individual plants may not display every characteristic, identify it by several features rather than height or any single trait.

— SJ McShane, Martha Stewart, 18 Sep. 2026

Definition of trait

Adjective

Figures such as Michigan Democratic Senate candidate Abdul el Sayed have given Republicans an opportunity to cast Democrats as socially out of touch and misaligned with the typical voter’s values.

— Carter Schroppe, The Washington Examiner, 21 Sep. 2026
These costs have grown 72% since 2015 and now account for 10 to 11% of a typical monthly bill.

— Joe McGee, Hartford Courant, 20 Sep. 2026

Definition of typical

Noun

But a president whose public attention shows no discipline, discernment, or patience isn’t going to discover those attributes at the necessary scale when the cameras turn away.

— John Dickerson, The Atlantic, 20 Sep. 2026
Under the new agreement, Google will receive environmental attribute certificates (EACs) from a portion (up to 91,000 metric tons) of the steel produced in Stegra’s first year of production.

— Prabhat Ranjan Mishra, Interesting Engineering, 18 Sep. 2026

Definition of attribute

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diagnosis

diagnostic

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“Diagnostic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/diagnostic. Accessed 24 Sep. 2026.

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Synonyms of diagnostic

adjective

noun

Example Sentences

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