E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
A poem in triplets, in which the second or middle line rhymes with the first and third lines of the succeeding triplets. In the beginning of
the poem lines 1 and 3 rhyme independently, and the poem must end with the first line of a new triplet. Dantes Divine Comedy is in this metre, and Byron has adopted it in The Prophecy of Dante. The scheme is as follows: