Quinidine

//ˈkwɪn.ɪ.diːn// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A compound obtained from cinchona bark and used to treat irregularities of heart rhythm. It is an isomer of quinine. countable, uncountable
  2. 2
    cardiac drug (trade names Quinidex and Quinora) used to treat certain heart arrhythmias wordnet

Synonyms

All synonyms
conquininequinidexquinora

Etymology

From Spanish quina + -idine.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.