Definition of orthohelium in English:

orthohelium

noun ˈɔːθəʊhiːlɪəmˌɔːθəʊˈhiːlɪəm

Physics

The form of helium whose spectrum exhibits a fine structure of triplets owing to the spins of the two orbital electrons being parallel.

1920s. From Danish orthohelium from ortho- ortho- + helium helium. Coined as an antonym of the earlier parhelium.

noun

Physics

The form of helium whose spectrum exhibits a fine structure of triplets owing to the spins of the two orbital electrons being parallel.

1920s. From Danish orthohelium from ortho- ortho- + helium helium. Coined as an antonym of the earlier parhelium.

单词	orthohelium
释义	Definition of orthohelium in English: orthohelium noun ˈɔːθəʊhiːlɪəmˌɔːθəʊˈhiːlɪəm Physics The form of helium whose spectrum exhibits a fine structure of triplets owing to the spins of the two orbital electrons being parallel. Origin 1920s. From Danish orthohelium from ortho- ortho- + helium helium. Coined as an antonym of the earlier parhelium. Definition of orthohelium in US English: orthohelium noun Physics The form of helium whose spectrum exhibits a fine structure of triplets owing to the spins of the two orbital electrons being parallel. Origin 1920s. From Danish orthohelium from ortho- ortho- + helium helium. Coined as an antonym of the earlier parhelium.
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