PASSENGER PIGEON as NOUN

1. Meaning
   • gregarious North American migratory pigeon now extinct
   Synonym(s)
   • Ectopistes migratorius (what does Ectopistes migratorius mean?)
   Hypernyms(s) passenger pigeon is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
   • pigeon (what does pigeon mean?)