Entry 1 sense Webster, 1913 Neuro- · Neu·ro- · IPA /ˌn(j)ʊ.ɹoʊ/ 01 A combining denoting a nerve, of [or] pertaining to a nerve [or] the nervous system. 1. A combining denoting a nerve, of [or] pertaining to a nerve [or] the nervous system.(Anat.)