ob·​serv·​able | \ əb-ˈzər-və-bəl How to pronounce observable (audio) \

Definition of observable

2 : capable of being observed : discernible

Other Words from observable

observability \ əb-​ˌzər-​və-​ˈbi-​lə-​tē How to pronounce observable (audio) \ noun
observable noun
observably \ əb-​ˈzər-​və-​blē How to pronounce observable (audio) \ adverb

Synonyms & Antonyms for observable



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Examples of observable in a Sentence

the size of the observable universe scientists often work with phenomena that are not directly observable
Recent Examples on the Web What starts at a Planck and ends with the entire observable universe? Jamie Carter, Forbes, 20 June 2022 These are elements of a new paranoid style among fan communities that already has many observable hallmarks. Kaitlyn Tiffany, The Atlantic, 17 May 2022 The flaw in mass mail-in voting, which Democrats would make universal, is that nothing is observable except the counting. WSJ, 26 Mar. 2021 The phenomenon is observable in fMRI scans; when someone is exposed to stressful stimuli, their amygdala lights up like a Christmas tree. Arthur C. Brooks, The Atlantic, 28 Apr. 2022 This is understandable, as these behaviors are observable. Nicole Heimann, Forbes, 27 Apr. 2022 Mobile money has grown 10-fold in 10 years Transaction value is a big marker but the growth of mobile money is observable through other metrics. Alexander Onukwue, Quartz, 31 Mar. 2022 For the past century, and especially the past half-century, there’s been an observable gap in economic competence between the two major parties. Timothy Noah, The New Republic, 3 May 2022 In this less personal format, schools prioritize observable metrics such as the completion of assignments above facilitating personal inquiry. WSJ, 3 May 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'observable.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of observable

1589, in the meaning defined at sense 2

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Time Traveler for observable

Time Traveler

The first known use of observable was in 1589

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Statistics for observable

Last Updated

6 Jul 2022

Cite this Entry

“Observable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/observable. Accessed 9 Aug. 2022.

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More Definitions for observable


ob·​serv·​able | \ əb-ˈzər-və-bəl How to pronounce observable (audio) \

Kids Definition of observable

: noticeable Her cat's shape was observable under the blanket.

Other Words from observable

observably \ -​blē \ adverb

More from Merriam-Webster on observable

Nglish: Translation of observable for Spanish Speakers

Britannica English: Translation of observable for Arabic Speakers

Britannica.com: Encyclopedia article about observable


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