or·ni·thol·o·gy 
(ôr′nə-thŏlə-jē)
(ôr′nə-thŏlə-jē)n.
The branch of zoology that deals with birds.
or′ni·tho·logic (-thə-lŏjĭk), or′ni·tho·logi·cal (-ĭ-kəl) adj.
or′ni·tho·logi·cal·ly adv.
or′ni·tholo·gist n.
- immunodeficient
- immunodepressant
- immunodepression
- immunodepressive
- 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