BITTERSWEET

I. noun Date: 14th century something that is ~, 2. a poisonous Eurasian woody vine ( Solanum dulcamara ) of the nightshade family that has purple flowers and oval reddish berries and is naturalized in North America, a North American poisonous woody vine ( Celastrus scandens ) of the staff-tree family having clusters of small greenish flowers succeeded by yellow capsules that open when ripe and disclose the scarlet aril, II. adjective Date: 1576 being at once bitter and sweet, of or relating to a prepared chocolate containing little sugar, ~ly adverb ~ness noun