The Collaborative International Dictionary of English v.0.48:
Nectareous \Nec*ta"re"ous\, a. Of, pertaining to, containing, or resembling nectar; delicious; nectarean. --Pope. [1913 Webster] -- Nec*ta"re*ous*ly, adv. -- Nec*ta"re*ous*ness, n. [1913 Webster]