Poetic Form
Villanelle
From Italian villanella: a rustic song. The strict form was codified in 16th-century France; adopted in English by the Victorians and made famous by Dylan Thomas, Elizabeth Bishop, and Sylvia Plath.
Definition
A 19-line poem of five tercets and a concluding quatrain, using only two rhymes and repeating two lines as alternating refrains.
Example
Dylan Thomas: 'Do Not Go Gentle into That Good Night' (1951) — 'Rage, rage against the dying of the light.'