| Term | Definition |
| uni, uno | one |
| di,bi | two |
| tri | three |
| quad | four |
| pent | five |
| hex | six |
| oct | eight |
| dec, deci | ten |
| cent, centi | one hundred |
| milli | one thousand |
| chemistry | study of the chemical composition |
| astronomy | the study of stars, planets, comets and galaxies |
| physics | study of matter and motion |
| biology | study of life, living organisms |
| geology | study of liquid and solid matter that makes up the earth |
| microbiology | study of one-celled or very small organisms |
| anatomy | study of the internal structure and design of living organisms |
| entomology | study of insects |
| bacteriology | study of bacteria |
| ecology | study of organisms and interaction with environment |
| agronomy | science and technology of using plants |
| meteorology | study of weather and atmosphere |
| biochemistry | study of chemical processes in living organisms |
| cytology | study of structure, function & chemistry of cells |
| pathology | study of disease |
| hydrology | study of movement of water |
| oceanography | study of the ocean |
| medicine | art and science of healing |
| botany | study of plant life |
| zoology | study of animal life |
| mycology | study of fungus |
| a, an | without, not |
| ab, abs, a | apart, away from |
| ad | toward |
| amphi, ambi | round, both sides |
| ante | before |
| anthro | man |
| anti | against |
| aqua | water |
| audio | hear |
| auto | self |
| bi | two |
| bene | well, favorable |
| bio | life |
| circum | around |
| corpus | body |
| cracy | rule |
| credo | belief |
| di | two, double |
| dia | across, through |
| dis | not, apart |
| ego | I, self |
| epi | upon, over |
| ex | out |
| geo | earth |
| graph | write, record |
| hetero | mixed, unlike |
| homo | same, alike |
| in, im | not |
| inter | between |
| macro | large |
| micro | small |
| mono | one, single |
| pater | father |
| peri | around |
| phage | eat |
| philo | love |
| post | after |
| pre | before |
| pro | before, in favor of |
| riparia | river |
| subter | under, secret |
| sin | together, with |
| tele | distance |
| trans | across |
| utilis | useful |
| vide, visibil, vis | see |
| acer, acid, acri | bitter, sour, sharp |
| alt(us) | high, deep |
| Anni, annu, enni | year |
| aster, astr | star |
| aud, aus | hear, listen |
| bibl | book |
| cad, cas | to fall |
| calor | heat |
| capit, capt | head |
| carn | flesh |