observable

adjective

ob·​serv·​able əb-ˈzər-və-bəl How to pronounce observable (audio)
1
2
: capable of being observed : discernible
observability noun
observable noun
observably adverb

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 Vegetables, which were also evaluated in the study, had no observable impact on depression later in life—a finding that surprised the researchers. Sarah Garone, Health, 10 Aug. 2024 Joyner says that those with certain observable characteristics often gravitate toward certain sports. Karina Zaiets, USA TODAY, 4 Aug. 2024 Both Type Ia and Type II supernovae are so bright that they can be seen across billions of light-years, which is a significant swath of the observable cosmos. Phil Plait, Scientific American, 2 Aug. 2024 Around 18 percent is occasionally observable on Earth thanks to inconsistencies in the moon’s movement, slight twists and turns that show off slivers of the far side surface. Sam Walters, Discover Magazine, 11 July 2024 See all Example Sentences for observable 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'observable.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1589, in the meaning defined at sense 2

Time Traveler
The first known use of observable was in 1589

Dictionary Entries Near observable

Cite this Entry

“Observable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/observable. Accessed 3 Sep. 2024.

Kids Definition

observable

adjective
ob·​serv·​able əb-ˈzər-və-bəl How to pronounce observable (audio)
: able to be observed : noticeable
observably adverb

More from Merriam-Webster on observable

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