noun🔗Shareكرات النفثالين(usually in plural) A small ball of chemical pesticide (typically naphthalene) and deodorant placed in or around clothing and other articles susceptible to damage from mold or moth larvae in order to protect them from this damage."My grandmother puts mothballs in her closet to protect her winter coats from moths. "تضع جدتي كرات النفثالين في خزانة ملابسها لحماية معاطفها الشتوية من العث.substanceitemchemistryinsectmaterialChat with AIVocabulary GamePractice Reading