from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A verse form first used by the Provençal troubadours, consisting of six six-line stanzas and a three-line envoy. The end words of the first stanza are repeated in varied order as end words in the other stanzas and also recur in the envoy.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. a highly structured poem consisting of six six-line stanzas followed by a tercet or envoy, for a total of thirty-nine lines.
from The Century Dictionary and Cyclopedia
- n. A poem in fixed form, borrowed from the French, and said to have been invented by the Provençal troubadour Arnaut Daniel (thirteenth century).
Italian, from sesto, sixth, from Latin sextus; see s(w)eks in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Italian sestina. (Wiktionary)