helium

Fetched 2026-10-26 (cache).

Synonyms: telium, delium, thelium

Antonyms: telium, delium, thelium

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{senseid|en|Q560}}{{lb|en|chemistry|uncountable}} The second-lightest [[chemical element]] (''symbol'' [[He#Translingual:_Q560|He]]), with an [[atomic number]] of 2 and [[atomic weight]] of 4.002602, a [[colorless]], [[odorless]] and [[inert]] [[noble gas]]. {{C|en|Helium}}

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