◎ 入声 rùshēng
[entering tone,one of the four tones in classical Chinese pronunciation,still retained in certain dialects] 古汉语四声之一。普通话没有入声,古入声字分别读成阴平、阳平、上声、去声。有些方言有入声,入声字一般比较短促,有时还带辅音韵尾