| A | B |
| Anthropology | humans |
| Apiology | bees |
| Archaeology | past culture of humans |
| Astrology | stars(for making predictions) |
| Bacteriology | bacteria |
| Biology | life |
| Cartology | maps and map-making |
| Cetology | whales |
| Climatology | climate |
| Conchology | shells |
| Cosmetology | cosmetics |
| Cosmology | universe |
| Criminology | crime and criminals |
| Cryptology | codes |
| Ecology | interactions in environments |
| Entomology | insects |
| Embryology | embryos |
| Eschatology | death |
| Ethnobiology | life pertaining to certain people |
| Ethnology | cultural heritage |
| Ethology | animal behavior |
| Etiology | causes and reasons |
| Etymology | a word |
| Geology | earth |
| Graphology | handwriting |
| Herpetology | reptiles |
| Hippology | horses |
| Hydrology | water |
| Ichthyology | fish |
| Ideology | ideas |
| Mammalogy | mammals |
| Meteorology | climate and weather |
| Microbiology | microscopic life |
| Morphology | structure of organisms |
| Musicology | music |
| Mycology | fungi |
| Myrmecology | ants |
| Nephrology | clouds |
| neurology | brain |
| ornithology | birds |
| ophiology | snakes |
| ophthalmology | eyes |
| otology | ears |
| paleoanthropology | ancient human-like creatures |
| paleobiology | ancient life |
| paleontology | ancient life |
| paleozoology | ancient animals |
| pathology | disease |
| pedology | children |
| petrology | rocks |
| phantomology | supernatural beings |
| pharmacology | drugs |
| pharyngology | pharynx(part of throat) |
| phenology | periodic biological phenomena |
| phenomenology | phenomenons |
| philology | historical language |
| phonology | speech sounds |
| phraseology | use of words and phrases |
| physical anthropology | human characteristics |
| physiology | characteristics of organisms |
| phytology | plants |
| phytosociology | relationships and characteristics of plants |
| pomology | fruit |
| psychology | mind and behavior |
| pyrology | fire |
| seismology | earthquakes |
| sociology | society |
| somatology | human characteristics |
| speleology | caves |
| storiology | stories and legends |
| topology | characteristics and history of a place |
| tropical biology | tropical life |
| vulcanology | volcanoes |
| zoology | animals |