Bedeutung von “uncountable noun” im Essential American English Dictionary

uncountable noun

noun us /ʌnˈkɑʊn.tə.bəl ˈnɑʊn/

B1 a noun that does not have a plural form and cannot be used with “a” or “one”:

“Music” is an uncountable noun.

(Definition von “uncountable noun” aus dem Webster's Essential Mini Dictionary © Cambridge University Press)