Synonyms for Radial Nerve (same or very similar meaning)
WordNet sense 1 (largest branch of the brachial plexus; extends down the humerus to the lateral epicondyle where it divides into one branch that goes to the skin on the back of the hand and another that goes to the underlying extensor muscles):
musculospiral nerve, nervus radialisFrom the ODE community, based on WordNetadd/edit