noun🔗SharePterópodosAny of free-swimming pelagic sea snails and sea slugs, of the suborder Thecosomata, that have winglike lobes on the feet; a sea butterfly."While snorkeling in the clear, tropical waters, we saw hundreds of tiny pteropods fluttering through the ocean like little butterflies. "Mientras buceábamos con esnórquel en las claras aguas tropicales, vimos cientos de diminutos pterópodos revoloteando por el océano como pequeñas mariposas.animaloceanbiologynatureChat with AIVocabulary GamePractice Reading