retrogradation

Noun

Meaning

The act of retrograding, or moving backward.

The state of being retrograde; decline.

Source: Webster's dictionary

Synonyms

return reaction decline descent recession recurrence regression reentry setback lapse relapse reversion regress anachronism reflux

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Antonyms

sequence recover advancement regeneration subsequence technological innovation

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Examples

Asteroids and Kuiper Belt Objects (including Pluto ) exhibit apparent retrogradation. Source: Internet

This apparent retrogradation puzzled ancient astronomers, and was one reason they named these bodies 'planets' in the first place: 'Planet' comes from the Greek word for 'wanderer'. Source: Internet

The retrogradation of a hypothetical extremely distant (and nearly non-moving) planet would take place during a half-year, with the planet's apparent yearly motion being reduced to a parallax ellipse. Source: Internet

Close letter words and terms

retrognathous retrognosis retrogradant retrogradatory retrograde retrograde amnesia