“联绵字”这个术语为宋张有所创,指部分双音词本该怎么写,被世俗误写了,张友予以指正。元曹本承之。后世论联绵字多不再订误。但直到五四时期,文献中的“联绵字”均相当于现代词汇学里的“双音词”。五四运动以后三四十年间中国传统语文学家笔下的“联绵字”也都相当于现代词 The term “Union Word” was created by Song Zhang. It refers to how the partial disyllabic words should be written, and was mistakenly written by the secular world. Zhang You correct it. Yuan Cao Cao bearing it. Later generations of the word no longer set errors. However, up to the May Fourth period, “Liantianzi” in the literature was equivalent to “disyllabic” in modern lexicology. After the May 4th Movement, the “Liantianzi” by the Chinese traditional linguists in the three or four decades are also equivalent to the modern words