Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The forming of fibers.
  • noun Fine, rapid twitching of individual muscle fibers with little or no movement of the muscle as a whole.
  • noun Rapid uncoordinated twitching movements that replace the normal rhythmic contraction of the heart and may cause a lack of circulation and pulse.

from The Century Dictionary.

  • noun The state of being fibrillar or fibrillated.
  • noun The formation of fibrils.

from the GNU version of the Collaborative International Dictionary of English.

  • noun The state of being reduced to fibers.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The rapid, irregular, and unsynchronized contraction of the muscle fibers of the heart.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun act or process of forming fibrils
  • noun muscular twitching involving individual muscle fibers acting without coordination

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

From New Latin fibrilla, diminutive of Latin fibra, "fiber," in reference to the muscle strands of the heart.

Examples

  • However, for larger and faster gradients applied to the thorax, induced cardiac fibrillation is a real and serious danger.

    Sir Peter Mansfield - Autobiography

  • Regulators and Sanofi-Aventis emphasized that physicians should never prescribe Multaq to patients with longer-term fibrillation.

    NYT > Home Page

  • Regulators and Sanofi-Aventis emphasized that physicians should never prescribe Multaq to patients with longer-term fibrillation.

    NYT > Home Page

  • Regulators and Sanofi-Aventis emphasized that physicians should never prescribe Multaq to patients with longer-term fibrillation.

    NYT > Home Page

  • Since I’m boring you with my afib chronicles, I should give you an update: I’m still in fibrillation but feeling much better thanks to being on a beta blocker, Toprol, which slows my heart rate and makes stairs once again no big deal.

    The Afib Chronicle « BuzzMachine

  • Ventricular fibrillation occurs when the heart's electrical circuits begin firing randomly, so the heart quivers and can't pump blood.

    Dozens of people perform CPR to save one heart attack victim

  • Ventricular fibrillation occurs when the heart's electrical circuits begin firing randomly, so the heart quivers and can't pump blood.

    Dozens of people perform CPR to save heart attack victim

  • SANJAY GUPTA, CNN CHIEF MEDICAL CORRESPONDENT: The heart condition we're talking about is atrial fibrillation, which is a relatively common problem.

    CNN Transcript Apr 29, 2008

  • That is called fibrillation, and it is fatal unless promptly treated.

    The Telltale Heart (Test)

  • A tiny clot lodging there would have sent his heart into a brief burst of the ineffectual rhythm known as fibrillation, before it stopped altogether.

    Back From the Dead

Comments

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  • working with textiles made phyllis so excited, she was often in a state of fibrillation...

    November 1, 2007