superfluid

/ˌsupərˈfluɪd/
noun
  1. A liquid that flows without any friction or viscosity, usually at very low temperatures.
    • Scientists study superfluids to learn more about quantum mechanics.
    • Liquid helium becomes a superfluid at temperatures near absolute zero.
    • A superfluid can climb up the walls of its container because it has no friction.
adjective
  1. Relating to or having the properties of a superfluid.
    • The superfluid state of matter is fascinating to physicists.
    • The experiment required superfluid helium to cool the equipment.
    • They observed superfluid behavior in the laboratory for the first time.
What does "superfluid" mean? | whatsthatwordmean | whatsthatwordmean