Definition of "Ambrosia" :

noun: (classical mythology) the food and drink of the gods; mortals who ate it became immortal

noun: fruit dessert made of oranges and bananas with shredded coconut

noun: any of numerous chiefly North American weedy plants constituting the genus Ambrosia that produce highly allergenic pollen responsible for much hay fever and asthma

noun: a mixture of nectar and pollen prepared by worker bees and fed to larvae