leap second

Fetched 2026-10-26 (cache).

Synonyms: leap seconds

Antonyms: leap seconds

Related words from Datamuse; suggestions, not definitions.

Noun

1. A second of time added to the year [[occasionally]] to [[compensate]] for [[variation]] in the [[rate]] of [[Earth]]'s [[rotation]] [[relative]] to the [[absolute]] standards of time.

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