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

However, in the case of the sun, the effect isn’t usually visible because of its massive size.

— Katie Hunt, CNN Money, 8 Aug. 2026
Protecting pilot vision A nuclear weapon produces an intense burst of thermal and visible light within fractions of a second after detonation.

— Aamir Khollam, Interesting Engineering, 7 Aug. 2026

Definition of visible

Adjective

In 1981 a bold experiment in rock music began as MTV took the air and made music a visual as well as auditory experience.

— Tracy Grant, Encyclopedia Britannica, 7 Aug. 2026
Those don’t work without the pure visual storytelling beats of character emotion that Culpepper balances them with.

— Sarah Shachat, IndieWire, 7 Aug. 2026

Definition of visual

Adjective

From Jordan Spieth trying to find his form, to rookie Jackson Koivun looking to continue a remarkable first season, to Scottie Scheffler chasing another Player of the Year honor, there is plenty to watch as the playoffs get underway.

— Tim Corlett, Forbes.com, 13 Aug. 2026
Blending documentary and fictional elements, directors Michael Dweck and Gregory Kershaw pay homage to the remarkable and charming people whose zest for life shapes and preserves this unique region and its centuries-old culture.

— Leo Barraclough, Variety, 13 Aug. 2026

Definition of remarkable

Adjective

Guerrero’s struggles have been particularly noticeable, creating an unusual disconnect between his superstar status and his production.

— Peter Chawaga, Forbes.com, 9 Aug. 2026
In September, visitors can enjoy temperatures similar to July and August, but with a noticeable lack of people vying for prime sunset seating and fewer traffic and parking challenges.

— Lindsay Cohn, Travel + Leisure, 9 Aug. 2026

Definition of noticeable

Adjective

Mercury in Leo and your 1st House of Self sextiles Venus in your 3rd House of Communication, giving your voice warmth, charm, and memorable timing.

— Tarot.com, Hartford Courant, 13 Aug. 2026
Cameron Young, who won The Players Championship, might have been the front runner until Ryan Fox made that memorable birdie on the 18th hole at Royal Birkdale to win the British Open.

— ABC News, ABC News, 12 Aug. 2026

Definition of memorable

Adjective

Despite notable achievements in reducing deforestation and directing resources to foster ecological investments, the government has often struggled to counter a conservative Congress where agribusiness interests wield significant influence.

— ABC News, ABC News, 11 Aug. 2026
What’s notable in the fights is that players are encouraged to fight smarter than harder.

— Gieson Cacho, Mercury News, 11 Aug. 2026

Definition of notable

Browse Nearby Words

observability

observable

observance

See all Nearby Words

Cite this Entry

Style

“Observable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/observable. Accessed 13 Aug. 2026.

Copy Citation

Synonyms of observable

adjective

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster on observable

More from Merriam-Webster

Word of the Day

salvo

Popular in Grammar & Usage

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

7 Pairs of Commonly Confused Words

Is that lie 'bald-faced' or 'bold-faced'?

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

Popular in Wordplay

Words from the 'Odyssey'

The Longest Long Words List

It's a Scorcher! Words for the Summer Heat

The Words of the Week - Aug. 14

12 Lovely and Unusual Words for the Natural World

Popular

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

Words from the 'Odyssey'

The Longest Long Words List

Games & Quizzes