What does "hypsilophodontid" mean?

An informal grouping of small ornithopod dinosaurs, regarded as fast, herbivorous bipeds on the order of 1–2 meters long (3.3-6.6 feet).

Hypsilophodontid

noun

noun ·Rare ·Advanced level

Noun

1
An informal grouping of small ornithopod dinosaurs, regarded as fast, herbivorous bipeds on the order of 1–2 meters long (3.3-6.6 feet).

Named after the Hypsilophus genus of iguana lizard