noun🔗ShareتتراAny of numerous species of small South American freshwater fish of the family Characidae, popular in home aquariums."The aquarium in the doctor's waiting room was filled with brightly colored tetra and lush green plants. "كان الحوض في غرفة انتظار الطبيب مليئًا بأسماك التترا الملونة والنباتات الخضراء المورقة.fishanimalChat with AIVocabulary GamePractice Reading