Definition of raie ultime in English:

raie ultime

noun ˌreɪ ʊlˈtiːm

Physics

An emission line in the spectrum of an element which is the last (or one of the last) to remain detectable as the concentration of that element decreases.

1920s. From French raie ultime from raie line, stripe, band (in a spectrum) + ultime ultimate, last.

nounˌreɪ ʊlˈtiːm

Physics

An emission line in the spectrum of an element which is the last (or one of the last) to remain detectable as the concentration of that element decreases.

1920s. From French raie ultime from raie line, stripe, band (in a spectrum) + ultime ultimate, last.

单词	raie ultime
释义	Definition of raie ultime in English: raie ultime noun ˌreɪ ʊlˈtiːm Physics An emission line in the spectrum of an element which is the last (or one of the last) to remain detectable as the concentration of that element decreases. Origin 1920s. From French raie ultime from raie line, stripe, band (in a spectrum) + ultime ultimate, last. Definition of raie ultime in US English: raie ultime nounˌreɪ ʊlˈtiːm Physics An emission line in the spectrum of an element which is the last (or one of the last) to remain detectable as the concentration of that element decreases. Origin 1920s. From French raie ultime from raie line, stripe, band (in a spectrum) + ultime ultimate, last.
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