su·​per·​flu·​id | \ ˌsü-pər-ˈflü-əd How to pronounce superfluid (audio) \

Definition of superfluid

: an unusual state of matter noted only in liquid helium cooled to near absolute zero and characterized by apparently frictionless flow (as through fine holes)

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Other Words from superfluid

superfluid adjective
superfluidity \ ˌsü-​pər-​flü-​ˈi-​də-​tē How to pronounce superfluid (audio) \ noun

Examples of superfluid in a Sentence

Recent Examples on the Web In conventional superconductors, where clusters of atoms pair free electrons, just 1 in 100,000 electrons join the superconducting superfluid. Charlie Wood, Quanta Magazine, 16 Mar. 2021 Their work explains the behavior of superconductors and superfluids by connecting these systems to topology, the mathematical study of spatial properties including surfaces. Quanta Magazine, 4 Oct. 2016 But to isolate it in superfluid helium is a big job, one that Mills’s lab will do by tuning a special antimatter beam. Caroline Delbert, Popular Mechanics, 9 Dec. 2019 Related Stories The Bose-Einstein condensate phase is also a superfluid, first made in a lab in 1995. Caroline Delbert, Popular Mechanics, 9 Dec. 2019 Hall and Möttönen used a quantum state of matter known as a Bose-Einstein Condensate (BEC) as their medium—technically a superfluid. Jennifer Ouellette, Ars Technica, 15 Nov. 2019 And other systems that involve superfluids or magnets in place of superconductors exhibit analogous effects while minimizing those problems. Frank Wilczek, Scientific American, 16 Oct. 2019 In the view of Justin Khoury, a physicist who co-developed the superfluid dark matter model, MOND is best viewed as an empirical statement about galaxies. Jennifer Ouellette, Quanta Magazine, 13 June 2017 Fluids with no viscosity at all, like superfluids, have some really weird properties. Chris Lee, Ars Technica, 19 Dec. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'superfluid.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of superfluid

1938, in the meaning defined above

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Time Traveler for superfluid

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The first known use of superfluid was in 1938

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Cite this Entry

“Superfluid.” Dictionary, Merriam-Webster, Accessed 17 Jun. 2021.

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