noun
: a small autonomic ganglion on the nasociliary branch of the ophthalmic nerve receiving preganglionic fibers from the oculomotor nerve and sending postganglionic fibers to the ciliary muscle and to the circular muscle of the iris
noun
: a small autonomic ganglion on the nasociliary branch of the ophthalmic nerve receiving preganglionic fibers from the oculomotor nerve and sending postganglionic fibers to the ciliary muscle and to the circular muscle of the iris
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012