gca

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. {{lb|en|graph theory}} {{initialism of|en|greatest common ancestor}}.
2. {{lb|en|aviation}} {{initialism of|en|[[ground-controlled]] [[approach]]}}.
3. {{lb|en|disease}} {{initialism of|en|giant cell arteritis}}.

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