grenz ray

noun

ˈgren(t)s-
often capitalized G
: a soft X-ray with wavelength near the limit of extreme ultraviolet used especially in treating skin lesions

called also infraroentgen ray

Word History

Etymology

partial translation of German grenzstrahl, from grenze border (from Middle High German grenize, from Polish granica) + strahl ray

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Dictionary Entries Near grenz ray

Grenville series

grenz ray

grès

See More Nearby Entries 

Cite this Entry

“Grenz ray.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/grenz%20ray. Accessed 29 Nov. 2024.

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