noun🔗ShareFrenilloA small fold of tissue that prevents an organ in the body from moving too far."Humans have three oral frenulums: beneath the tongue, between the upper lip and gum, and between the lower lip and gum."Los humanos tienen tres frenillos orales: debajo de la lengua, entre el labio superior y la encía, y entre el labio inferior y la encía.anatomybodymedicineorganphysiologyChat with AIVocabulary GamePractice Reading