helium

[US]/'hiːlɪəm/
[UK]/'hilɪəm/
Frequency: Very High

Translation

n. a chemical element (symbol He, atomic number 2)

Phrases & Collocations

helium gas

helium balloons

liquid helium

Example Sentences

Helium is a monatomic gas.

helium leaking slowly from the balloon.

helium balloons for the children’s party

In this cycle, the work medium is helium, which is very different from the air, so that the design features of the helium turbomachine and combustion gas turbomachine are different.

Based on the mechanocaloric effect of superfluid helium, a new way to produce super low-temperature was conceived and analyzed theoretically.

Real-world Examples

There's some helium and traces of heavier elements.

Source: BBC documentary "The Mystery of the Sun"

No, I do. II didn't write " superfluid helium" on this napkin for nothing.

Source: The Big Bang Theory Season 8

5 imperial gallons of the liquid helium. 5 You know how much helium that is?

Source: Biography of Stephen Hawking

You can't sink. With all that helium in you, you're lucky you don't float away.

Source: The Big Bang Theory Season 3

Yeah, I listen to what you say. You're building a particle detector using superfluid helium.

Source: The Big Bang Theory Season 8

Yes, helium, just like those birthday balloons.

Source: CNN 10 Student English of the Month

And how, you ask, can we get more helium before we run out?

Source: Scishow Selected Series

They are made up of hydrogen and helium.

Source: VOA Slow English Technology

Sheldon, this is superfluid helium. Put this in your mouth, your tongue will freeze and break off.

Source: The Big Bang Theory Season 8

Next up, a helium filled floating mode of transportation.

Source: CNN 10 Student English of the Month

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