aulacogen

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. {{lb|en|geology}} A [[tectonic]] [[trough]] on a craton that is formed as the failed arm of a triple-[[rift]] junction.

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