antimeridian

Fetched 2026-10-26 (cache).

Synonyms: antemeridian

Antonyms: antemeridian

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|geography}} The [[reference]] [[line]] at 180° [[longitude]], on the opposite side of earth to the [[prime meridian]].
2. {{lb|en|geography}} A [[meridian]] of longitude opposite to any given meridian used as a point of reference.

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