Main Entry: ¹bit·ter·sweet

Pronunciation: \ˈbi-tər-ˌswēt\

Function: noun

Date: 14th century

1 : something that is bittersweet; especially : pleasure alloyed with pain
2 a : 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 b : 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