Definition of psoas in English:

psoas

(also psoas major)

noun ˈsəʊasˈsoʊəs

Anatomy

Each of a pair of large muscles which run from the lumbar spine through the groin on either side and, with the iliacus, flex the hip. A second muscle, the psoas minor, has a similar action but is often absent.
〔剖〕腰肌，腰大肌
Example sentencesExamples
- The primary muscles involved in raising the legs (hip flexion) are the psoas and iliacus - collectively known as the iliopsoas - as well as the rectus femoris and pectineus.
- The internal iliac artery (ie, hypogastric) enters the pelvis and supplies the psoas major and quadratus lumborum muscles, the pelvic viscera, and parts of the bony pelvis.
- The femoral nerve may run buried in a cleft of the iliacus under the psoas.
- Another group of muscles of the pelvic girdle act to flex the hip, and include the psoas, the iliacus, a combination of the two called the iliopsoas, the pectineus, and the sartorius muscles.
- The psoas and iliacus muscles are occasionally completely independent muscles.

Origin

Late 17th century: from Greek, accusative plural of psoa, interpreted as singular.

Definition of psoas in US English:

psoas

(also psoas major)

nounˈsōəsˈsoʊəs

Anatomy

Each of a pair of large muscles which run from the lumbar spine through the groin on either side and, with the iliacus, flex the hip. A second muscle, the psoas minor, has a similar action but is often absent.
〔剖〕腰肌，腰大肌
Example sentencesExamples
- Another group of muscles of the pelvic girdle act to flex the hip, and include the psoas, the iliacus, a combination of the two called the iliopsoas, the pectineus, and the sartorius muscles.
- The psoas and iliacus muscles are occasionally completely independent muscles.
- The internal iliac artery (ie, hypogastric) enters the pelvis and supplies the psoas major and quadratus lumborum muscles, the pelvic viscera, and parts of the bony pelvis.
- The femoral nerve may run buried in a cleft of the iliacus under the psoas.
- The primary muscles involved in raising the legs (hip flexion) are the psoas and iliacus - collectively known as the iliopsoas - as well as the rectus femoris and pectineus.

Origin

Late 17th century: from Greek, accusative plural of psoa, interpreted as singular.

词汇	psoas
释义	Definition of psoas in English: psoas (also psoas major) noun ˈsəʊasˈsoʊəs Anatomy Each of a pair of large muscles which run from the lumbar spine through the groin on either side and, with the iliacus, flex the hip. A second muscle, the psoas minor, has a similar action but is often absent. 〔剖〕腰肌，腰大肌 Example sentencesExamples The primary muscles involved in raising the legs (hip flexion) are the psoas and iliacus - collectively known as the iliopsoas - as well as the rectus femoris and pectineus. The internal iliac artery (ie, hypogastric) enters the pelvis and supplies the psoas major and quadratus lumborum muscles, the pelvic viscera, and parts of the bony pelvis. The femoral nerve may run buried in a cleft of the iliacus under the psoas. Another group of muscles of the pelvic girdle act to flex the hip, and include the psoas, the iliacus, a combination of the two called the iliopsoas, the pectineus, and the sartorius muscles. The psoas and iliacus muscles are occasionally completely independent muscles. Origin Late 17th century: from Greek, accusative plural of psoa, interpreted as singular. Definition of psoas in US English: psoas (also psoas major) nounˈsōəsˈsoʊəs Anatomy Each of a pair of large muscles which run from the lumbar spine through the groin on either side and, with the iliacus, flex the hip. A second muscle, the psoas minor, has a similar action but is often absent. 〔剖〕腰肌，腰大肌 Example sentencesExamples Another group of muscles of the pelvic girdle act to flex the hip, and include the psoas, the iliacus, a combination of the two called the iliopsoas, the pectineus, and the sartorius muscles. The psoas and iliacus muscles are occasionally completely independent muscles. The internal iliac artery (ie, hypogastric) enters the pelvis and supplies the psoas major and quadratus lumborum muscles, the pelvic viscera, and parts of the bony pelvis. The femoral nerve may run buried in a cleft of the iliacus under the psoas. The primary muscles involved in raising the legs (hip flexion) are the psoas and iliacus - collectively known as the iliopsoas - as well as the rectus femoris and pectineus. Origin Late 17th century: from Greek, accusative plural of psoa, interpreted as singular.
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