noun🔗ShareLamantinsAny of several plant-eating marine mammals, of family Trichechidae, found in tropical regions."While visiting Florida, we saw manatees swimming slowly in the warm river. "En visitant la Floride, nous avons vu des lamantins nager lentement dans la rivière chaude.animalbiologyoceanenvironmentnatureecologyChat with AIVocabulary GamePractice Reading