noun.
The food of certain wood-boring beetles, consisting of various hyphomycetous fungi found associated with the beetles in their galleries, and said by some authors to be propagated by them, each species of beetle using a particular species of fungus.
noun.
In Gr. legend, a celestial substance, capable of imparting immortality, commonly represented as the food of the gods, but sometimes as their drink, and also as a richly perfumed unguent; hence, in literature, anything comparable in character to either of these conceptions.
noun.
A genus of widely distributed coarse annual weeds, of the natural order Compositæ, chiefly American, and generally known as ragweed. A. artemisiæfolia is also called Roman wormwood or hogweed.