Meaning of X in English

X

transcription, транскрипция: [ ˈeks ]

adjective

Date: 1950

of a motion picture : of such a nature that admission is denied to persons under a specified age (as 17) — used before the adoption of NC-17

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.