Definition of extrasystole

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  • extrasystole is a valid Scrabble US word with a point value of 22
  • extrasystole is a valid Scrabble UK word with a point value of 22
  • extrasystole is a valid Words with friends word with a point value of 22

Definition of extrasystole

  • a premature systole resulting in a momentary cardiac arrhythmia (noun)

See definition of extrasystole in Merriam Webster