n. - The fabled food of the gods (as nectar was their drink), which conferred immortality upon those who partook of it.
n. - An unguent of the gods.
n. - A perfumed unguent, salve, or draught; something very pleasing to the taste or smell.
n. - Formerly, a kind of fragrant plant; now (Bot.), a genus of plants, including some coarse and worthless weeds, called ragweed, hogweed, etc.
n. - The food of certain small bark beetles, family Scolytidae believed to be fungi cultivated by the beetles in their burrows.