bittersweet

1 of 2

noun

bit·​ter·​sweet ˈbi-tər-ˌswēt 

1

: something that is bittersweet

especially : pleasure accompanied by suffering or regret

… the bittersweet of their long separation …

—Christopher Morley

2

botany

a

: a poisonous Eurasian woody vine (Solanum dulcamara) of the nightshade family that has purple flowers and oval reddish berries and is naturalized (see naturalize sense 4) 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 (see capsule entry 1 sense 2a) that open when ripe and disclose the scarlet aril

bittersweet

2 of 2

adjective

1

: being at once bitter and sweet

especially : pleasant but including or marked by elements of suffering or regret

a bittersweet ballad

bittersweet memories

2

: of or relating to a prepared chocolate containing little sugar

bittersweet chocolate chips

bittersweetly adverb

bittersweetness noun

Examples of bittersweet in a Sentence

Recent Examples on the Web

Noun

Unless, that is, it’s designed as a contrast to the later saturations of the girls’ more elaborate designs, and the manga animation insert that stirringly helps to bring things to a bittersweet, though deeply satisfying, close. — Jay Weissberg, Variety, 7 Sep. 2026

Japanese barberry and Asiatic bittersweet are the two biggest invasive plants in the state forest. — Stephen Underwood, Hartford Courant, 7 Sep. 2026

Adjective

Leaving the International Space Station will be bittersweet for its outgoing crew, who’ve been living aboard the orbital lab since February performing maintenance and upgrades and carrying out dozens of microgravity research experiments. — Josh Dinner, Space.com, 17 Sep. 2026

Contessa Popeil, one of the couple’s two daughters, related to The New York Times that selling the property is bittersweet and a highly emotional experience. — Wendy Bowman, Robb Report, 17 Sep. 2026

Word History

First Known Use

Noun

14th century, in the meaning defined at sense 1

Adjective

1576, in the meaning defined at sense 1

Rhymes for bittersweet

• incomplete
• indiscreet
• marguerite
• obsolete
• overeat
• overheat
• parakeet
• stillingfleet
• superheat
• amit
• athlete
• backseat

Kids Definition

bittersweet

1 of 2 noun

bit·​ter·​sweet ˈbit-ər-ˌswēt 

1

: a poisonous woody vine of the nightshade family with purple flowers and oval reddish orange berries

2

: a North American woody vine with yellow seedcases that open when ripe to show the scarlet seed covers

bittersweet

2 of 2 adjective

: being both bitter and sweet

a bittersweet story

Medical Definition

bittersweet

noun

bit·​ter·​sweet ˈbit-ər-ˌswēt, ˌbit-ər-ˈ 

: a sprawling poisonous weedy nightshade (Solanum dulcamara) with purple flowers and oval reddish orange berries that is the source of dulcamara