[pin.yin] n, often cap [Chin (Beijing) pinyin to spell phonetically, fr. pin to arrange + yin sound, pronunciation] (1963): a system for romanizing Chinese ideograms in which tones are indicated by diacritics and unaspirated consonants are transcribed as voiced--compare wade-giles
PINYIN
Meaning of PINYIN in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012