本文通过考察“荨”字的音义,发现“荨”读作“徒含切”、义为“莐藩、海蘿”的词语已经死亡,而读作“qián”和“xún”、义为“荨麻、荨麻疹”是一个新起的词,这个新词在晚唐以前没有音义来源,只是借用古代字形表示新的音义。“荨”字的特殊音义是汉字形、音、义历时“感染——替换”的结果。 This article examines the meaning of the word “nettle” and finds that “” “nettle” is pronounced as “stupid”, meaning “stupid”, and word “seaolon” has died, and read as “qián ”And “ xún ”meaning “ nettle, urticaria ”is a new starting word, the new word in the late Tang did not sound meaning, just borrow the ancient glyphs to express the new sound and meaning. “Nettle ” The special meaning of the word is the result of the Chinese shape, tone, meaning calendar “infection - replace ”.