Ambrosia

1. n. Formerly, a kind of fragrant plant; now (Bot.), a genus of plants, including some coarse and worthless weeds, called ragweed, hogweed, etc.
2. n. The fabled food of the gods (as nectar was their drink), which conferred immortality upon those who partook of it.
3. n. An unguent of the gods.
4. n. A perfumed unguent, salve, or draught; something very pleasing to the taste or smell.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.