1. Indicating a neuron functionally interposed between two or more other neurons.
2. Acting as a medium of communication between two organs.
Synonyms: intercalary neuron
The definition information for internuncial is provided by Stedman's. You can search our medical dictionary here.
Stedman's, part of Lippincott Williams & Wilkins, provides a comprehensive line of health-science publications for healthcare professionals and medical students.