Acarology – study of mites Aceology – science of remedies, or of therapeutics; iamatology. Acology – study of medical remedies Acoustics – science of sound Adenology – study of glands Aedoeology – science of generative organs Aerobiology – study of airborne organisms Aerodonetics – science or study of gliding Aerodynamics – dynamics of gases; science of movement in a flow of air or gas Aerolithology – study of aerolites; meteorites Aerology – study of the atmosphere Aeronautics – study of navigation through air or space Aerophilately – collecting of air-mail stamps Aerostatics – science of air pressure; art of ballooning Agonistics – art and theory of prize-fighting Agriology – comparative study of primitive peoples Agrobiology – study of plant nutrition; soil yields Agrology – study of agricultural soils Agronomics – study of productivity of land Agrostology – science or study of grasses Alethiology – study of truth Algedonics – science of pleasure and pain Algology – study of algae or the study of pain Anaesthesiology – study of anaesthetics Anaglyptics – art of carving in bas-relief Anagraphy – art of constructing catalogues Anatomy – study of the structure of the body Andragogy – theory and practice of education of adults Anemology – study of wind.