precession

Fetched 2026-10-26 (cache).

Synonyms: recession, procession, presession, pretension, precision, secession, presension, profession, prehension, recussion, decession

Antonyms: recession, procession, presession, pretension, precision, secession, presension, profession, prehension, recussion, decession

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|uncountable}} [[precedence|Precedence]].
2. {{lb|en|physics|countable}} The [[wobbling]] [[motion]] of the [[axis]] of a [[spinning]] [[body]] when there is an [[external]] [[force]] acting on the axis.
3. {{lb|en|astronomy|uncountable}} The [[slow]] [[gyration]] of the [[earth]]'s axis around the [[pole]] of the [[ecliptic]], caused mainly by the [[gravitational]] [[torque]] of the [[sun]] and [[moon]].
4. Any of several slow changes in an astronomical body's rotational or orbital parameters.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.