14-letter words that end in gy
- periodontology — periodontics.
- phytopathology — plant pathology.
- phytosociology — the branch of ecology dealing with the origin, composition, structure, and classification of plant communities.
- pop psychology — beliefs about psychology, and about ways of applying psychology which are not based on science
- pop-psychology — psychological or pseudopsychological counseling, interpretations, concepts, terminology, etc., often simplistic or superficial, popularized by certain personalities, magazine articles, television shows, advice columns, or the like, that influence the general public.
- pre-psychology — the science of the mind or of mental states and processes.
- psychic energy — according to Freud, the force that lies behind all mental processes, having its basic source as the id.
- pyongyangology — the study and analysis of the policies and practices of the North Korean communist regime
- pyrometallurgy — the process or technique of refining ores with heat so as to accelerate chemical reactions or to melt the metallic or nonmetallic content.
- radiant energy — energy transmitted in wave motion, especially electromagnetic wave motion.
- symptomatology — the branch of medical science dealing with symptoms.
- terotechnology — a branch of technology that utilizes management, financial, and engineering expertise in the installation and efficient operation and maintenance of equipment and machinery
- theriogenology — the branch of veterinary medicine encompassing all aspects of reproduction.