Couplet

…Rhymes are not unrelated to rhythm, since the formation of each line is confirmed audibly by the rhyme, and these lines then become the units that make up the work. There are three ways of arranging rhymes: rimes plates (couplet in English poetry), in which the same rhyme is arranged in pairs of two lines, rimes croisées (cross rimes in English poetry), in which two types of rhyme are interleaved in alternate lines, and rimes embrassées, in which two lines of one type of rhyme are inserted between two lines of a second type of rhyme. In addition, the rhyming method of Chinese qué qué places the same rhyme in the other three lines of the four lines of the introduction, development, turn, and conclusion, excluding the turn. In this way, rhyme is closely related to poetic form. …

*Some of the terminology explanations that mention "couplet" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…脚韻によってそれぞれの行の成立が聴覚的に確認され，この行が今度は作品を構成する単位となるのだから，韻は決してリズムに無関係な存在ではない。脚韻の配置の仕方には，2行ずつ同じ韻を並べていく平韻rimes plates(英詩では対韻couplet)と，2種の韻を1行おきに交錯させる交韻rimes croisées(英詩では交互韻cross rimes)と，1種類の韻をもつ2行の間へ第2の種類の韻をもつ2行が割りこんだ形となる抱擁韻rimes embrasséesとがある。また中国の絶句の押韻法は，起承転結の4行のうち転を除いた他の3行に同一の脚韻を置くものであるが，このように脚韻は詩型とも密接に関連する。…

※「couplet」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報