helionium

English

Etymology

• (helion-antihelion pair): helium +‎ -onium

Noun

helionium (plural helionia)

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

Hypernyms

• exotic atom

 

helion-antihelion pair

• onium

 

See also

• antihelion
• helion
• helium-3
• helonium

 

References

• (helion-anithelion pair): onium on Wikipedia.Wikipedia