| Acoustics | Science or study of sound |
| Anatomy | Internal structure of living organism |
| Anthropology | Mental and Physical states of mankind |
| Archaeology | Prehistoric remains |
| Astrology | Predicting future of human beings |
| Astronautics | The science of space travel |
| Astronomy | Study of heavenly bodies |
| Astrophysics | A branch of astronomy dealing with physical nature of heavenly bodies |
| Bacteriology | Dealing with bacteria |
| Biology | Study of living bodies |
| Bionics | Investigation of sensory perception of birds |
| Botany | Plant life |
| Ceramics | Pottery |
| Chemistry | Properties and composition of various elements |
| Chemotherapy | Treatment of a Disease by certain chemical compounds |
| Chronology | Computing of period of time and assignment of dates with events |
| Conchology | Study of shells |
| Cosmology | The Science of universe as a whole |
| Cryogenics | Production and application of very low temperature |
| Cryptography | Study of Cell formation |
| Ecology | Study of Relations of animals and plants to their environment |
| Economics | Study of production, consumption and distribution of wealth |
| Entomology | Study of Insects |
| Epidemiology | Study of Epidemics |
| Epigraphy | Study of Inscriptions |
| Ethics | Psychological Study of moral conduct and duty |
| Ethnology | Study of mental and physical differences of mankind |
| Etymology | Study of the origin and history of words |
| Exobiology | Science dealing with life existing beyond Earth |
| Genetics | Science of Heredity |
| Geology | Study of condition and structure of the Earth |
| Gerentology | Science of old age |
| Haematology | Science dealing with the formation, composition, functions and diseases of the blood |
| Horticulture | Garden cultivation |
| Hydrography | Treatment of diseases with water |
| Hydrophonics | Culture of plants without soil, only in solutions |
| Hydroponics | Culture of plants without soil |
| Hydrostatics | The relation of pressure to equilibrium of fluids |
| Hyetology | Study of rainfall |
| Hygiene | Study of Health |
| Jurisprudence | The Science of knowledge of law |
| Iconography | Teaching by pictures and models |
| Lexicography | Compiling of dictionary |
| Mammography | A technique of quicker diagnosis of breast cancer among women |
| Metallurgy | Study of Science and Technology of metals |
| Meteorology | Atmospheric phenomena |
| Morphology | Position, Structure and form of different plants and animals |
| Morphotogeny | Origin and growth of any living organism |
| Mycology | The study of fungi |
| Numismatics | Study of coins |
| Odontography | Study of teeth |
| Optics | Nature and properties of light |
| Ornithology | Study of birds |
| Osteology | The study of bones |
| Palaeontology | Study of fossils |
| Pathology | Nature, causes and remedies of diseases |
| Pedagogy | Education |
| Phrenology | Skull and brain |
| Philately | Stamp collection |
| Philology | Language |
| Phonetics | Study of the sounds of spoken language |
| Physics | Material bodies |
| Physiology | Structure and function of animal and plant life |
| Physiograpy | Study of natural geography |
| Pomology | Fruits |
| Psychology | Study of mind |
| Radiology | Radiant energy |
| Seismology | Science of earthquakes |
| Sericulture | Silkworm rearing |
| Sociology | Social problems and human progress |
| Telepathy | Communication of two minds at a distance with the help of thought, feelings and emotions |
| Therapeutics | Healing of diseases and laws of health |
| Tribology | The study of inter-acting surfaces in relatives motion |
| Virology | Study of Viruses |
| Zoology | Animal life |