noun🔗Shareटेट्राAny 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. "मेरी बेटी का एक्वेरियम रंगीन टेट्रा और कुछ गप्पी से भरा है।fishanimalbiologyChat with AIVocabulary GamePractice Reading