10-letter words that end in gy
- physiology — the branch of biology dealing with the functions and activities of living organisms and their parts, including all physical and chemical processes.
- polemology — the analysis of human conflict and war, particularly international war.
- ponerology — a theory of evil
- potamology — the study of rivers.
- praxeology — the study of human conduct.
- proctology — the branch of medicine dealing with the rectum and anus.
- psephology — the study of elections.
- pseudology — lying considered as an art.
- psychology — the science of the mind or of mental states and processes.
- pyretology — a discourse on fevers
- quadrilogy — (nonstandard) A tetralogy.
- satanology — the aspect of knowledge that relates to Satan or evil
- scatophagy — the act of eating dung or excrement
- seismology — the science or study of earthquakes and their phenomena.
- selenology — the branch of astronomy that deals with the nature and origin of the physical features of the moon.
- semeiology — the study of signs and symbols; semiotics.
- snow buggy — a vehicle designed for travelling over snow, often fitted with very large tyres or caterpillar tracks
- somatology — the branch of anthropology that deals with human physical characteristics.
- speleology — the exploration and study of caves.
- spongology — the study of sponges
- stereology — a branch of science dealing with the determination of the three-dimensional structure of objects based on two-dimensional views of them.
- stichology — metrical theory or the science of poetic metres
- storiology — the study of the origins and development of folk narratives and legends
- sumerology — the study of the history, language, and culture of the Sumerians.
- synecology — the branch of ecology dealing with the relations between natural communities and their environments.
- technology — the branch of knowledge that deals with the creation and use of technical means and their interrelation with life, society, and the environment, drawing upon such subjects as industrial arts, engineering, applied science, and pure science.
- teratology — the science or study of monstrosities or abnormal formations in organisms.
- thermology — the study or science of heat
- timbrology — philately or the study of postage stamps
- toxicology — the science dealing with the effects, antidotes, detection, etc., of poisons.
- trichology — the science dealing with the study of the hair and its diseases.
- trophology — the study or science of nutrition
- typhlology — the study of the causes and treatment of blindness.
- urbanology — the study of urban problems, especially as a social science.
- venerology — the branch of medicine dealing with the study and treatment of venereal, or sexually transmitted, disease.