luca

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. {{lb|en|taxonomy|biology|paleontology}} {{initialism of|en|last universal common ancestor}}; the hypothesised most recent [[primordial]] organism that is an ancestor to all organisms now living.

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