helium group

1. 1.

   the series of inert gases

   Broaderseries

Questions about helium group

What does helium group mean?

helium group means "the series of inert gases".

Is helium group a common word?

helium group is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.