retrogradation

[ re-troh-grey-dey-shuh n ]
/ ˌrɛ troʊ greɪˈdeɪ ʃən /

noun

backward movement.
decline or deterioration.

Nearby words

  1. retrofit,
  2. retroflex,
  3. retroflexion,
  4. retrofocus lens,
  5. retrognathism,
  6. retrograde,
  7. retrograde amnesia,
  8. retrograde beat,
  9. retrograde block,
  10. retrograde ejaculation

Origin of retrogradation

1545–55; < Late Latin retrōgradātiōn- (stem of retrōgradātiō), probably equivalent to Latin retrōgrad(us) retrograde + -ātiō -ation, as translation of Greek anapodismós

Related formsret·ro·gra·da·to·ry [re-truh-grey-duh-tawr-ee, -tohr-ee] /ˌrɛ trəˈgreɪ dəˌtɔr i, -ˌtoʊr i/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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