Dictionary.net

• In the jugular foramen.

• (1) node of root of vagus, and (2) on glossopharyngeal nerve; both in j. foramen.

1898 - American pocket medical dictionary
By Willam Alexander Newman Dorland

• The ganglion of the glossopharyngeal nerve in the upper part of the jugular foramen.

1916 - Appleton's medical dictionary
By Smith Ely Jelliffe