noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The first and undivided part of the aortic trunk in the amphibian heart.

Etymology

From Ancient Greek πύλη (púlē, “gate, entrance”) + ἀγγεῖον (angeîon, “vessel”), cf. angio-.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.