Word Study
triolet
CIDE DICTIONARY
triolet, n. [F. triolet. See Trio.].
A short poem or stanza of eight lines, in which the first line is repeated as the fourth and again as the seventh line, the second being, repeated as the eighth. Brande & C. [1913 Webster]
OXFORD DICTIONARY
triolet, n. a poem of eight (usu. eight-syllabled) lines rhyming abaaabab, the first line recurring as the fourth and seventh and the second as the eighth.
Etymology
F (as TRIO)
For further exploring for "triolet" in Webster Dictionary Online