TRIOLET

[tri.o.let] n [F, fr. MF, lit., clover leaf, clover, ultim. fr. Gk triphyllon, fr. tri- tri- + phyllon leaf--more at blade] (1651): a poem or stanza of eight lines in which the first line is repeated as the fourth and seventh and the second line as the eighth with a rhyme scheme of ABaAabAB