a ridge of glacial drift formed by the junction of two converging valley glaciers.
See under moraine.
- Medial occipitotemporal gyrus
medial occipitotemporal gyrus medial oc·cip·i·to·tem·po·ral gyrus (ŏk-sĭp’ĭ-tō-těm’pər-əl, -těm’prəl) n. See lingual gyrus.
- Medial plantar nerve
medial plantar nerve n. One of the two terminal branches of the tibial nerve running along the medial aspect of the sole to supply the abductor muscle of the big toe and the short flexor muscle of the toes and innervating the skin of the medial part of the foot and the medial three and […]
- Medial pterygoid muscle
medial pterygoid muscle n. A muscle with origin from the pterygoid fossa of the sphenoid bone and the tuberosity of the maxilla, with insertion into the medial surface of the mandible, with nerve supply from the medial pterygoid branch of the mandibular division of the trigeminal nerve, and whose action raises the mandible and closes […]
- Medial rectus muscle
medial rectus muscle n. A muscle with origin from the fibrous ring surrounding the optic canal, with insertion into the medial part of the sclera of the eye, with nerve supply from the oculomotor nerve, and whose action directs the pupil medialward.