noun🔗ShareتتراتAny of numerous species of small South American freshwater fish of the family Characidae, popular in home aquariums."My daughter's aquarium is full of colorful tetras and a few guppies. "حوض أسماك ابنتي مليء بالتترات الملونة وبعض أسماك الجوبي.fishanimalbiologyChat with AIVocabulary GamePractice Reading