noun🔗ShareTetraAny 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. "El acuario en la sala de espera del médico estaba lleno de tetras de colores brillantes y exuberantes plantas verdes.fishanimalChat with AIVocabulary GamePractice Reading
