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Definition of "tachycardia" [tachycardia]

  • A rapid heart rate, especially one above 100 beats per minute in an adult. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "tachycardia" in a sentence
  • "That causes the heart to race, a condition called tachycardia, as it tries to get more blood to the head."
  • "Disney's Hannah Montana star and pop-country singer, Miley Cyrus, revealed in her autobiography Miles to Go, that she has a heart condition called tachycardia,"
  • "Cyrus has a condition called tachycardia, which causes her heart rate to speed up."