nod·al 
(nōdl)
(nōdl)adj.
Of, relating to, resembling, being, or situated near or at a node.
nodal·ly adv.
- immunodiagnosis
- immunodiagnostic
- immunoelectrophoresis
- immunofluorescence
- immunofluorescent
- immunogenetic
- immunogeneticist
- immunogenetics
- immunogenic
- immunogenicity
- immunoglobulin
- immunoglobulin A
- immunoglobulin D
- immunoglobulin E
- immunoglobulin G
- immunoglobulin M
- immunologic
- immunological
- immunologically
- immunologist
- immunology
- immunoreaction
- immunoreactive
- immunoreactivity
- immunostimulant