noun, plural supergalaxies. Astronomy.
a system of galaxies.
noun, plural supergalaxies. Astronomy. 1. a system of galaxies.
noun 1. a slalom race in which the course is longer and has more widely spaced gates than in a giant slalom. noun 1. (skiing) a type of slalom in which the course is shorter than in a standard slalom and the obstacles are farther apart than in a giant slalom
- Superior salivary nucleus
superior salivary nucleus n. A group of preganglionic parasympathetic motor neurons situated near the inferior salivary nucleus and governing secretion of the lacrimal, sublingual, and submaxillary glands by way of the facial nerve and the sphenopalatine and submandibular ganglia.
- Superior tarsal muscle
superior tarsal muscle n. A layer of smooth muscle that extends from the aponeurosis of the elevator muscle of the upper eyelid to the superior tarsus, is innervated by sympathetic nerves, and acts to hold the upper lid in an elevated position.