isophote

noun

iso·​phote ˈī-sə-ˌfōt How to pronounce isophote (audio)
: a curve on a chart joining points of equal light intensity from a given source
isophotal adjective

Word History

Etymology

International Scientific Vocabulary is- + -phote (from Greek phōt-, phōs light) — more at fancy

First Known Use

circa 1909, in the meaning defined above

Time Traveler
The first known use of isophote was circa 1909

Dictionary Entries Near isophote

Cite this Entry

“Isophote.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/isophote. Accessed 25 Feb. 2024.

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