- Orthopedics: The science dealing with diagnosis and treatment and prevention of diseases and abnormalities of skeleton system.
- Osteology: It is the study of the bones.
- Osteopathy: The study of bodily diseases.
- Paleontology: This is the scientific study of pre-historic life.
- Palynology:It is the study of dust.
- Parasitology:It is the study of parasites.
- Particle Physics:The study of existence of particles that constitute matter.
- Pathology:It is the scientific study of disease processes.
- Pedagogy: The art (science) or method of teaching.
- Petrology: The study of the origin, formation, structure, and distribution of rocks.