noun Download 🔗Share Any of various insectivorous tropical birds, of the family Galbulidae, having iridescent plumage and a long, sharp bill. Examples : "While hiking in the Amazon rainforest, we spotted several jacamars perched on branches, their iridescent feathers shimmering in the sunlight as they waited to snatch insects with their long bills. " animal bird nature biology organism environment Chat with AIVocabulary GamePractice Reading