| supratrochlear vein | (n) drains the front of the scalp; unites with the supraorbital vein to form the angular vein, Syn. vena supratrochlearis |
| trochlear | (n) either of the two cranial nerves on either side that control the superior oblique muscles of the eyes, Syn. trochlearis, fourth cranial nerve, trochlear nerve |