HOW TO PRONOUNCE
helium
/ˈhiliəm/
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American Pronunciation Guide · 0:55
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Let the last two vowels stay separate.
The first syllable has the ee vowel and the main stress. Keep the lighter ee-like vowel after l separate from the relaxed vowel before m.
3 syllables · Stress on syllable 1
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“The balloon was filled with helium.”
APG practice sentence · CC BY-SA 4.0
CMU Pronouncing Dictionary ↗What does helium mean?
noun
- The second-lightest chemical element (symbol He), with an atomic number of 2 and atomic weight of 4.002602, a colorless, odorless and inert noble gas.
- A form or sample of the element.
Definitions regrouped for readability · CC BY-SA 4.0
IPA pronunciation
/ˈhiliəm/
Pronunciation used in the listening tip.
CMU Pronouncing Dictionary ↗Pronunciation varies by speaker and region. About these dictionary pronunciations.
In the pages of books
See this word in context.
On the one hand there is helium, a non-inflammable gas which would render airships almost immune to such attacks.
He seemed quite familiar with the geography of the outerworld, and when I said I was from Helium he raised his brows.
More book examples (3)
Moreover, helium is found occluded in most if not all radio-active minerals in amount which approaches, but never exceeds, the quantity suggested by theory.
This for the free and non-navigable balloon, though for the airship, carrying means of combustion, and in military work liable to ignition by explosives, the gas helium seems likely to replace hydrogen, being non-combustible.
Let us note well that their spectra, so far as we have been able to determine them, are of the early types; mostly helium and hydrogen stars, and a very few of the Class F, intermediate between the hydrogen and solar stars.