Word.ws English Dictionary

pyriformis

UK/ˌpɪ.ɹɪˈfɔː.mɪs/US/ˌpɪɹ.əˈfɔɹ.mɪs/

pyriformis is the alternative spelling of piriformis.

Meaning of piriformis

Noun

piriformis (plural piriformes)

  1. A gluteal muscle which arises from the front of the sacrum and the ischium or sacrotuberous ligament, passes out of the pelvis through the greater sciatic foramen, and inserts into the greater trochanter of the femur, serving in humans to rotate the thigh laterally.

Forms of pyriformis

pluralpyriformes

Origin of pyriformis

Unadapted borrowing from Latin pyrifōrmis, ellipsis of mūsculus pyrifōrmis (“pear-shaped muscle”). Doublet of pyriform.

Questions about pyriformis

What is pyriformis the alternative spelling of?
Pyriformis is the alternative spelling of piriformis.
How do you pronounce pyriformis?
Pyriformis is pronounced /ˌpɪ.ɹɪˈfɔː.mɪs/ (UK).

Words near pyriformis in the dictionary

  1. pyriform recess
  2. pyriform recesses
  3. pyriform sinus
  4. pyriform sinuses
  5. pyriformes
  6. pyriformis
  7. pyriformly
  8. pyriforms
  9. Pyrih
  10. pyrilamine
  11. pyrimethamine

Source and license

Adapted from Wiktionary: pyriformis (page history and authors); piriformis (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “pyriformis.” Word.ws, https://word.ws/pyriformis. Based on Wiktionary, CC BY-SA 4.0.