| ARISTOLOGIES | • ARISTOLOGY n. the science of dining. |
| COMETOLOGIES | • COMETOLOGY n. the study of comets. |
| CRYPTOLOGIES | • cryptologies n. Plural of cryptology. • CRYPTOLOGY n. the scientific study of codes. |
| DEONTOLOGIES | • deontologies n. Plural of deontology. • DEONTOLOGY n. the theory or study of moral obligation. |
| GERATOLOGIES | • GERATOLOGY n. the branch of medicine concerned with the elderly and the phenomena associated with ageing, also GERONTOLOGY. |
| GLOTTOLOGIES | • GLOTTOLOGY n. the science of tongues or languages. |
| HEMATOLOGIES | • hematologies n. Plural of hematology. • HEMATOLOGY n. the study of blood, also HAEMATOLOGY. |
| HEORTOLOGIES | • HEORTOLOGY n. the study of religious feasts. |
| HEPATOLOGIES | • HEPATOLOGY n. the study of the liver. |
| MYCETOLOGIES | • MYCETOLOGY n. the study of fungi. |
| NEMATOLOGIES | • NEMATOLOGY n. the study of nematodes. |
| ODONTOLOGIES | • ODONTOLOGY n. the study of teeth. |
| ORYCTOLOGIES | • ORYCTOLOGY n. (obsolete) mineralogy or paleontology. |
| PROCTOLOGIES | • PROCTOLOGY n. the study of the rectum. |
| PYRETOLOGIES | • PYRETOLOGY n. medical study of fevers. |
| SEMATOLOGIES | • sematologies n. Plural of sematology. • SEMATOLOGY n. another name for semantics, the study of meaning. |
| SOMATOLOGIES | • somatologies n. Plural of somatology. • SOMATOLOGY n. the science of the properties of matter. |
| TERATOLOGIES | • teratologies n. Plural of teratology. • TERATOLOGY n. the study of malformations, monstrosities or serious deviations from the normal type in organisms. |