← BackshareGuessbulb shaped/ˈbʌlb ʃeɪpt/adjectiveHaving a round, swollen shape like a bulb (e.g., a light bulb or onion).She wore a bulb-shaped pendant on a silver chain.The cactus had a bulb-shaped stem that stored water.The vase had a bulb-shaped base that made it stable.Synonymsroundedswollen