English Explanatory Dictionary

helionium

English dictionary entry

Meanings

noun
  1. Any atomic system containing a helium nucleus and an antihelium nucleus.

Word forms

helionium helionia

Etymology

Etymology tree English helium English onium English -on Proto-Indo-European *-om Proto-Italic *-om Latin -umder. English -ium English -onium English helionium * (helion-antihelion pair): helium + -onium

Related words

antihelion helion helium-3 helonium
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