411 REFERENCE · Wiktionary
Heliumatom
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
German
Pronunciation
de De-at-Heliumatom.ogg Austria
de De-Heliumatom.ogg <<Germany>> (<<Berlin>>)
Noun
n
helium atom
Declension
n
de Helium