noun Date: 1938 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), ~ adjective ~ity noun
SUPERFLUID
Meaning of SUPERFLUID in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012