Rhyme (= rime; "Rime [Rhyme]) dictionaries (yùnshū 韻書) are dictionaries that collected and arranged Chinese characters (zì 字) that rhymed together under separate groups. This type of dictionary is sometimes translated into English as ‘rhyme book’ (or ‘rime book’). (In this article, the word “rhyme” is used in the general sense of literary practice, while “rime” specifically refers to the linguistic unit in a syllable.) The primary f…