OBSERVABLE Synonyms: 79 Similar and Opposite Words

observable

adjective

əb-ˈzər-və-bəl

Definition of observable

as in visible

capable of being seen scientists often work with phenomena that are not directly observable

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in noteworthy

worth remembering or mentioning a man who apparently was devoid of any observable virtue

Synonyms & Similar Words

Antonyms & Near Antonyms

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 observable DroiClaw aims to create a secure, controllable, and observable AI agent ecosystem by giving users greater oversight of how agents operate. — New Atlas, 23 July 2026 Errant thoughts will still arise (the laundry, the email, the certainty that your opening scene is a disaster) but in a mindful state, those thoughts are observable. — April Dávila, Literary Hub, 22 July 2026 This will spread them out in time so that any additional photons that come from cutting it off are observable. — Chris Lee, ArsTechnica, 22 July 2026 Sarkar proved that every quantum operation is associated with a unique set of observable correlations. — Rupendra Brahambhatt, Interesting Engineering, 18 July 2026 See All Example Sentences for observable

Recent Examples of Synonyms for observable

Adjective

Outside the path of totality, a deep partial solar eclipse will be visible across much of Europe shortly before sunset, while northeastern North America sees a shallow partial eclipse during the afternoon.

— Jamie Carter, Forbes.com, 1 Aug. 2026
There will be visible signs of this construction project near the stadium, but TxDot officials do not anticipate road closures.

— Mac Engel July 31, Fort Worth Star-Telegram, 31 July 2026

Definition of visible

Adjective

Yet, a few noteworthy exceptions break the rule, offering something accessible to those who don’t know the city inside out.

— Dinah McClintock, AJC.com, 30 July 2026
Russia’s Evolving Tactics and Technologies While the assault itself is noteworthy, the drone footage also provides insight into the latest Russian tactics and equipment.

— Vikram Mittal, Forbes.com, 29 July 2026

Definition of noteworthy

Adjective

This includes picture editing, sound editing, foley recording, automatic dialogue replacement (ADR), visual effects (VFX), scoring, music editing, color correction, and mastering.

— Katie Campione, Deadline, 31 July 2026
The nearly 690 workers in the trial saw measurable benefits after receiving glasses, including significantly better visual function scores within 12 weeks.

— Jasmin Malik Chua, Footwear News, 31 July 2026

Definition of visual

Adjective

However, a 2021 protection campaign has led to a remarkable turnaround, with the total weight of fish in the river tripling in the last few years after decades of decline.

— Mohammed Sergie, semafor.com, 29 July 2026
This has truly been a passion project for me, and everyone involved has poured their hearts into honoring Bulgakov’s remarkable novel.

— K.J. Yossman, Variety, 29 July 2026

Definition of remarkable

Adjective

Although the moon’s dark umbral shadow will miss North America, millions of people will still see the moon take a noticeable bite out of the sun.

— Jamie Carter, Forbes.com, 2 Aug. 2026
Sodium-ion chemistry also performs well in cold weather, where conventional lithium-ion batteries often experience noticeable reductions in charging speed and driving range.

— Kaif Shaikh, Interesting Engineering, 2 Aug. 2026

Definition of noticeable

Adjective

Ultimately, hotels aim to curate memorable experiences, not just provide accommodation, with AI enhancing personalization while maintaining guest control.

— Jeff Fromm, Forbes.com, 30 July 2026
For a memorable performance in 2003, Carnegie placed part of the audience on the stage and interspersed the rest with the musicians on a platform erected above the orchestra seats.

— Justin Davidson, Curbed, 29 July 2026

Definition of memorable

Adjective

Familiar faces like Derrick Brown, Bryce Young, Tetairoa McMillan and Jaycee Horn will take the field this week for the start of training camp, but there will be some notable new faces added to the mix.

— Mike Kaye July 22, Charlotte Observer, 22 July 2026
This match is the latest notable step forward for a women’s setup that was in effect mothballed just a decade ago due to a lack of funds.

— Richard Sutcliffe, New York Times, 21 July 2026

Definition of notable

Browse Nearby Words

observability

observable

observance

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“Observable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/observable. Accessed 4 Aug. 2026.

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Synonyms of observable

adjective

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