long QT syndrome

noun

Medical Definition of long QT syndrome

: any of several inherited cardiac arrhythmias that are characterized by abnormal duration and shape of the QT interval and that place the subject at risk for torsades de pointes abbreviation LQTS

Comments on long QT syndrome

What made you want to look up long QT syndrome? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

miscellaneous remnants or debris

Get Word of the Day daily email!

Test Your Vocabulary

The Exceptions Quiz III

  • one green toy robot amidst many red toy robots
  • Which of these words does not mean "nonsense"?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!