螟蛉子 Traditional form: 螟蛉子 Pinyin (reading): mínglíngzǐ Definitions: adopted son Characters: 螟 - caterpillar, larva 蛉 - dragonfly, sandfly; Libellulidae 子 - son, child; seed, egg; fruit; small thing Traditional characters: 螟 - caterpillar, larva 蛉 - dragonfly, sandfly; Libellulidae 子 - son, child; seed, egg; fruit; small thing