incalculable

adjective

in·​cal·​cu·​la·​ble (ˌ)in-ˈkal-kyə-lə-bəl How to pronounce incalculable (audio)
Synonyms of incalculablenext
: not capable of being calculated: such as
a
: very great
did incalculable damage
b
: not predictable : uncertain
an incalculable outcome
incalculably adverb

Examples of incalculable in a Sentence

The extent of the damage is incalculable. The collection is of incalculable value to historians. The future consequences of their decision are incalculable.
Recent Examples on the Web
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.
Still, abandoning my life in New York City and committing to the incalculable unknowns of being the resident baker at the South Pole was immoderate, even for me. Cree Lefavour, New Yorker, 7 Mar. 2026 HeLa cells became a cornerstone of modern medicine, enabling countless scientific and medical innovations, including the development of genetic mapping and even COVID-19 vaccines, but the Lacks family wasn’t compensated along the way despite that incalculable impact on science and medicine. CNN Money, 27 Feb. 2026 HeLa cells became a cornerstone of modern medicine, enabling countless scientific and medical innovations, including the development of genetic mapping and even COVID-19 vaccines, but the Lacks family wasn't compensated along the way despite that incalculable impact on science and medicine. CBS News, 27 Feb. 2026 HeLa cells became a cornerstone of modern medicine, enabling countless scientific and medical innovations, including the development of genetic mapping and even COVID-19 vaccines, but the Lacks family wasn't compensated along the way despite that incalculable impact on science and medicine. ABC News, 26 Feb. 2026 See All Example Sentences for incalculable

Word History

Etymology

borrowed from New Latin incalculābilis, from Latin in- in- entry 1 + New Latin calculābilis calculable

First Known Use

1795, in the meaning defined above

Time Traveler
The first known use of incalculable was in 1795

Browse Nearby Words

Cite this Entry

“Incalculable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/incalculable. Accessed 14 Mar. 2026.

Kids Definition

incalculable

adjective
in·​cal·​cu·​la·​ble (ˈ)in-ˈkal-kyə-lə-bəl How to pronounce incalculable (audio)
: not able to be calculated: as
a
: very great
b
: not able to be predicted
incalculably adverb

More from Merriam-Webster on incalculable

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