| ACAROLOGIES | • ACAROLOGY n. the study of mites. |
| ANDROLOGIES | • ANDROLOGY n. the branch of medicine dealing with diseases specific to males. |
| ASTROLOGIES | • astrologies n. Plural of astrology. • ASTROLOGY n. the study of the supposed influence of the movements and positions of the stars and planets. |
| CHIROLOGIES | • CHIROLOGY n. the language of gesture; the study of the hands. |
| CHOROLOGIES | • chorologies n. Plural of chorology. • CHOROLOGY n. the science or study of the geographical distribution of anything. |
| COPROLOGIES | • COPROLOGY n. the study of pornography. |
| HIEROLOGIES | • hierologies n. Plural of hierology. • HIEROLOGY n. the science of sacred matters. |
| HYDROLOGIES | • hydrologies n. Plural of hydrology. • HYDROLOGY n. the study of water resources. |
| HYGROLOGIES | • HYGROLOGY n. the study of humidity. |
| MACROLOGIES | • macrologies n. Plural of macrology. • MACROLOGY n. much talk with little to say. |
| METROLOGIES | • metrologies n. Plural of metrology. • METROLOGY n. the science of weights and measures. |
| MICROLOGIES | • micrologies n. Plural of micrology. • MICROLOGY n. the branch of science which depends on the use of a microscope. |
| NECROLOGIES | • necrologies n. Plural of necrology. • NECROLOGY n. an obituary list. |
| NEUROLOGIES | • neurologies n. Plural of neurology. • NEUROLOGY n. the branch of science which treats of the nervous system. |
| PATROLOGIES | • patrologies n. Plural of patrology. • PATROLOGY n. the study of early Christianity. |
| PETROLOGIES | • petrologies n. Plural of petrology. • PETROLOGY n. the geological study of rocks. |
| THEROLOGIES | • THEROLOGY n. the study of wild mammals. |