Hertzsprung-Russell diagram

noun

Hertz·​sprung-Rus·​sell diagram
ˈhertˌspru̇ŋˈrəsᵊl-

Word History

Etymology

after Ejnar Hertzsprung †1967 Danish astronomer and Henry Norris Russell †1957 American astrophysicist

First Known Use

1939, in the meaning defined above

Time Traveler
The first known use of Hertzsprung-Russell diagram was in 1939

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Dictionary Entries Near Hertzsprung-Russell diagram

Cite this Entry

“Hertzsprung-Russell diagram.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Hertzsprung-Russell%20diagram. Accessed 20 Jul. 2024.

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