palinode

frame|right|Geoffrey Chaucer was an exponent of the palinode.

A palinode or palinody is an ode in which the writer retracts a view or sentiment expressed in an earlier poem. The first recorded use of a palinode is in a poem by Stesichorus in the 7th century BC, in which he retracts his earlier statement that the Trojan War was all the fault of Helen.