from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A muscle that rotates the thigh laterally.


Sorry, no etymologies found.


  • The piriformis is a muscle on top of the sciatic nerve.


  • On either side of the laryngeal orifice is a recess, termed the sinus piriformis, which is bounded medially by the aryepiglottic fold, laterally by the thyroid cartilage and hyothyroid membrane.

    XI. Splanchnology. 2c. The Pharynx

  • The piriformis is a tiny muscle in the hip region that most people probably don't know exists.

    Arkansas Online stories

  • In addition to all this, there is a condition known as piriformis syndrome, which can start in pregnancy and continue afterward.

    The Jakarta Post Breaking News

  • Physiotherapy is ongoing to relax the piriformis muscle, which is irritating Terry's sciatic nerve, on a daily basis with Chelsea optimistic their captain will not, as feared, be absent for months.

    Alex set to play at Birmingham after Chelsea postpone surgery

  • Now that I have been told what's wrong with my back "a piriformis syndrome" aka "a pain in my butt" and sciatica, I have new exercises to do for stretching, but am not cleared for heavy duty Nikki Fit workouts.

    Fit Club - Report In! - SpouseBUZZ

  • Notes: Flyers D Mike Rathje was tentatively diagnosed with piriformis syndrome on Wednesday, and not a herniated disk as originally thought, trainer Jim McCrossin said. - Hockey - Montreal vs. Philadelphia

  • Aligning your feet will help to relax tight piriformis muscles which lie beneath the gluteus maximus.


  • The muscles of the hip and thigh alter in consequence of the changed relations; the gemelli, obturators, and piriformis are lengthened, the adductors, hamstrings, and ilio-psoas are shortened, while the glutei and quadriceps are but little altered.

    Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition.

  • Many years ago, I wrote about Fishman's nonsurgical treatment of piriformis syndrome, crippling pain in the lower back or leg caused by a muscle spasm in the buttocks that entraps the sciatic nerve.

    The Seattle Times


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  • Piriformis means pear-shaped. It's also the name of a lateral muscle that crosses the sciatic notch and connects the sacrum to the head of the hip femur.

    June 25, 2009