PROTOAVIS as NOUN

1. Meaning
   • most primitive avian type known
   • extinct bird of the Triassic having birdlike jaw and hollow limbs and breastbone with dinosaur-like tail and hind limbs
   Hypernyms(s) protoavis is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
   • bird (what does bird mean?)