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helium

/ˈhiː.li.əm/

1 entry

noun

/ˈhiː.li.əm/B1formalscientific
  • ruХимический элемент, бесцветный, не имеющий запаха инертный газ, легче воздуха, часто используемый в воздушных шарах и в качестве хладагента.

A chemical element, a colorless, odorless, and inert gas that is lighter than air, often used in balloons and as a coolant.

uncountable

  1. Chemical elementB2formalscientific

    A light, colorless, odorless, inert gaseous element (symbol He) that is the second lightest element and is used in balloons, cryogenics, and as a lifting gas.

    ruХимический элемент

    • Helium is used to fill party balloons because it is lighter than air.
    • Liquid helium is essential for cooling superconducting magnets in MRI machines.
    • The discovery of helium on the Sun preceded its discovery on Earth.
Forms
  • heliums plural form
  • heliums' possessive plural form
  • helium's possessive singular form