noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any of a group of dinosaurs, of the order Ornithischia, that have hips characteristic of birds.
2. 2
   herbivorous dinosaur with a pelvis like that of a bird wordnet

Synonyms

All synonyms

ornithischian dinosaur

Etymology

From translingual Ornithischia + -an.

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