English Explanatory Dictionary

parahydrogen

English dictionary entry

Meanings

noun
  1. The form of the hydrogen molecule (H₂) in which the two nuclei have antiparallel spin; about 25% of hydrogen at room temperature.

Pronunciation

/ˌpæɹəˈhaɪdɹəd͡ʒ(ə)n/ /ˌpɛɹəˈhaɪdɹəd͡ʒ(ə)n/

Word forms

parahydrogen parahydrogens

Etymology

From para- + hydrogen.

Antonyms

orthohydrogen
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