Ology List of Sciences List of -ology Sciences and Scientific Disciplines By Anne Marie Helmenstine, Ph.D. on http://chemistry.about.com/od/mathsciencefundamentals/a/ologylist_3.htm

An ology is a discipline of study, as indicated by having the -ology suffix. This is a list of science ologies. Please let me know if you know of an -ology that should be added to the list. Acarology, the study of ticks and mites Cetology, the study of cetaceans (e.g., Actinobiology, the study of the effects of whales, dolphins) radiation upon living organisms Climatology, the study of the climate Actinology, the study of the effect of light Coleopterology, the study of beetles on chemicals Conchology, study of shells and molluscs Aerobiology, a branch of biology studying Coniology, study of dust in the atmosphere organic particles transported by the air and its effects on living organisms Aerology, the study of the atmosphere Craniology, study of skull characteristics Aetiology, the medical study of the Criminology, the scientific study of crime causation of disease Cryology, the study of very low Agrobiology, the study of plant nutrition temperatures and related phenomena and growth in relation to soil Cynology, the study of dogs Agrology, the branch of soil science dealing Cytology, the study of cells with the production of crops. Cytomorphology, study cell structure Agrostology, the study of grasses Cytopathology, the branch of pathology Algology, the study of algae that studies diseases on the cellular level Allergology, the study of the causes and Dendrochronology, the study of the age of treatment of allergies trees and the records in their rings Andrology, the study of male health Dendrology, the study of trees Anesthesiology, the study of anesthesia Dermatology, the study of the skin and anesthetics Dermatopathology, the field of Angiology, the study of the anatomy of dermatological anatomical pathology blood and lymph vascular systems Desmology, the study of ligaments Anthropology, the study of humans Diabetology, the study of diabetes mellitus Apiology, the study of bees Dipterology, the study of flies Arachnology, the study of spiders Ecohydrology, the study of interactions Archaeology, the study of past cultures between organisms and the water cycle Archaeozoology, the study of relationships Ecology, the study of relationships between between humans and animals over time living organisms and their environment Areology, the study of Mars Ecophysiology, the study of the Astacology, the study of crawfish interrelationship between an organism's Astrobiology, the study of origin of life physical functioning and its environment Astrogeology, the study of geology of Edaphology, a branch of soil science that celestial bodies studies the influence of soil on life Audiology, the study of hearing Electrophysiology, the study of the Autecology, the study of the ecology of any relationship between electric phenomena individual species and bodily processes Bacteriology, the study of bacteria Embryology, the study of embryos Bioecology, the study of interaction of life Endocrinology, the study of internal in the environment secretory glands Biology, the study of life Entomology, the study of insects Bromatology, the study of food Enzymology, the study of enzymes Cardiology, the study of the heart Epidemiology, the study of the origin and Cariology, the study of cells spread of diseases Ethology, the study of animal behavior Lymphology, the study of the lymph Exobiology, the study of life in outer space system and glands Exogeology, study of geology of celestial Malacology, the study of mollusks bodies Mammalogy, the study of mammals Felinology, the study of cats Meteorology, the study of weather Fetology, the study of the fetus Methodology, the study of methods Sometimes spelled foetology Metrology, the study of measurement Formicology, the study of ants Microbiology, study of micro-organisms Gastrology or Gastroenterology, the Micrology, the science of preparing and study of the stomach and intestines handling microscopic objects Gemology, the study of gemstones Mineralogy, the study of minerals Geobiology, study of the biosphere and its Mycology, the study of fungi relations to the lithosphere and atmosphere Myology, the scientific study of muscles Geochronology, the study of Earth’s age Myrmecology, the study of ants Geology, the study of the Earth Nanotechnology, the study of machines at Geomorphology, study of present-day the molecular level landforms Nanotribology, the study of friction on the Gerontology, the study of old age molecular and atomic scale Glaciology, the study of glaciers Nematology, the study of nematodes Gynecology, study of medicine relating to Neonatology, the study of newborn infants women Nephology, the study of clouds Hematology, the study of blood Nephrology, the study of the kidneys Heliology, the study of the sun Neurology, the study of nerves Helioseismology, the study of vibrations Neuropathology, study of neural diseases and oscillations in the sun Neurophysiology, the study of the Helminthology, study of parasitic worms functions of the nervous system Hepatology, the study of the liver Nosology, the study of disease Herbology, study of the therapeutic use of classification plants Oceanology, the study of oceans Herpetology, study of reptiles and Odonatology, study of dragonflies and amphibians damselflies Heteroptology, the study of true bugs Odontology, the study of the teeth Hippology, study of horses Oncology, the study of cancer Histology, the study of living tissues Oology, the study of eggs Histopathology, the study of the Ophthalmology, the study of the eyes microscopic structure of diseased tissue Ornithology, the study of birds Hydrogeology, study of underground H2O Orology, study of mountains and their Hydrology, the study of water mapping Ichnology, the study of fossil footprints, Orthopterology, study of grasshoppers and tracks, and burrows crickets Ichthyology, the study of fish Osteology, the study of bones Immunology, the study of immune systems Otolaryngology, study of ears and throat Karyology, the study of karyotypes Otology, the study of the ear Kinesiology, the study of movement in Otorhinolaryngology, study of the ear, relation to human anatomy nose and throat Kymatology, study of waves/wave motions Paleoanthropology, the study of Laryngology, the study of the larynx prehistoric people and human origins Lepidopterology, study of butterflies and Paleobiology, the study of prehistoric life moths Paleobotany, the study of prehistoric Limnology, study of fresh water metaphytes environments Paleoclimatology, study of prehistoric Lithology, the study of rocks climates Paleoecology, study of prehistoric Reflexology, originally the study of reflexes environments by analyzing fossils and rock or of reflex responses strata Rheology, the study of flow Paleontology, study of fossils Rheumatology, study of rheumatic Paleophytology, the study of ancient diseases multicellular plants Rhinology, the study of the nose Paleozoology, study of prehistoric Sarcology, a subsection of anatomy that metazoans studies the soft tissues Palynology, the study of pollen Scatology, the study of feces Parapsychology, the study of paranormal Sedimentology, a branch of geology that or psychic phenomenon that defy studies sediments conventional scientific explanations Seismology, the study of earthquakes Parasitology, the study of parasites Selenology, the study of the moon Pathology, the study of illness Serology, the study of blood serum Petrology, the study of rocks and the Sitiology, the study of diet conditions by which they form Sociobiology, the study of the effect of Pharmacology, the study of drugs evolution on ethology Phenology, study of periodic biological Sociology, the study of society phenomena Somatology, study of human Phlebology, a branch of medicine that deals characteristics with the venous system Somnology, the study of sleep Phonology, the study of vocal sounds Speleology, study or exploration of caves Phycology, the study of algae Stomatology, the study of the mouth Physiology, study of functions of living Symptomatology, the study of symptoms organisms Synecology, study of the ecological Phytology, the study of plants; botany interrelationships Phytopathology, study of plant diseases Technology, the study of the practical arts Phytosociology, the study of the ecology of Thermology, the study of heat plant communities Tocology, the study of childbirth Planetology, study of planets and solar Topology, the mathematical study of systems closeness and connectedness Planktology, the study of plankton Toxicology, the study of poisons Pomology , the scientific study of fruits Traumatology, study of wounds and Posology , the study of drug dosage injuries. Primatology, the study of primates Tribology, study of friction and lubrication Proctology, the medical study of the Trichology, the study of hair and the scalp rectum, anus, colon and pelvic floor Typology, the study of classification Psychobiology, the study and psychology Urology, the study of the urogenital tract. of organisms with regard to their functions Vaccinology, the study of vaccines and structures Virology, the study of viruses Psychology, the study of mental processes Vulcanology, the study of volcanoes in living creatures Xenobiology, study of non-terrestrial life Psychopathology, the study of mental Xylology, the study of wood illness or disorders Zooarchaeology, the study and analysis of Psychopharmacology, the study of animal remains at archaeological sites to psychotropic or psychiatric drugs reconstruct relationships between people, Psychophysiology, study of the animals, and their environment physiological bases of psychological Zoology, the study of animals processes Zoopathology, study of animal diseases Pulmonology, the specialty in medicine for Zoopsychology, the study of mental diseases of the lungs and respiratory tract processes in animals Radiology, study of rays; ionising radiation Zymology, the study of fermentation