iso·​hy·​et ˌī-sō-ˈhī-ət How to pronounce isohyet (audio)
: a line on a map or chart connecting areas of equal rainfall
isohyetal adjective

Examples of isohyet in a Sentence

Recent Examples on the Web Powell had drawn an isohyet, a line connecting areas that experience equal volumes of annual rainfall. Johnforristerross, Longreads, 2 July 2018 The man who had previously limited himself to describing the topographic and geologic formations of the western lands had now waded directly into populist politics, driven by isohyets and tables of rainfall-per-acre statistics. Johnforristerross, Longreads, 2 July 2018

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

Word History


International Scientific Vocabulary is- + Greek hyetos rain, from hyein to rain; probably akin to Tocharian B swese rain

First Known Use

1899, in the meaning defined above

Time Traveler
The first known use of isohyet was in 1899

Dictionary Entries Near isohyet

Cite this Entry

“Isohyet.” Dictionary, Merriam-Webster, Accessed 23 May. 2024.

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