quinine

From Wiktionary

Pronunciation[change]

  • IPA (key): /ˈkwɪniːn/ or /kwɪˈniːn/ or /ˈkwaɪnaɪn/

Noun[change]

Singular
quinine

Plural
none

  1. (uncountable) Quinine is a kind of colorless and bitter powder that is used in tonic water.