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Webster 1913 Edition

Noun.

[L.

palinodia

, from Gr. [GREEK];

πάλιν

again + [GREEK] a song. See

An ode recanting, or retracting, a former one; also, a repetition of an ode.

A retraction; esp., a formal retraction.

Sandys.

palinode ‎(plural palinodes)

A poem in which the author retracts something said in an earlier poem.
- 2004, Jaspitos, "I Take It Back", in The Spectator (London, UK); Jan 24, 2004.
  The more lighthearted palinodes were more successful, such as Geoff Horton's recantation of his youthful view that a martini should be shaken rather than stirred."

poem that contradicts an earlier poem