| COLLEAGUESHIPS | • colleagueships n. Plural of colleagueship. • COLLEAGUESHIP n. the state of being a colleague. |
| ENCEPHALALGIAS | • ENCEPHALALGIA n. pain in the head; headache. |
| OVERPEDALLINGS | • OVERPEDALLING n. excessive pedalling. |
| PALAEBIOLOGIES | • PALAEBIOLOGY n. the study of fossil plants and animals, also PALAEOBIOLOGY, PALEOBIOLOGY. |
| PALEOBIOLOGIES | • PALEOBIOLOGY n. a branch of paleontology concerned with the biology of fossil organisms, also PALAEBIOLOGY, PALAEOBIOLOGY. |
| PALEOECOLOGIES | • paleoecologies n. Plural of paleoecology. • PALEOECOLOGY n. a branch of ecology that is concerned with the characteristics of ancient environments and with their relationships to ancient plants and animals. |
| PALEOECOLOGIST | • paleoecologist n. An ecologist whose speciality is paleoecology. • PALEOECOLOGIST n. one who studies paleoecology. |
| PALEONTOLOGIES | • PALEONTOLOGY n. the study of fossils, also PALAEONTOLOGY. |
| PALEOZOOLOGIES | • PALEOZOOLOGY n. the study of fossil animals, also PALAEOZOOLOGY. |
| PLACENTOLOGIES | • PLACENTOLOGY n. the scientific study of placentae. |
| POSTCOLLEGIATE | • postcollegiate adj. Occurring after graduation from college. • POSTCOLLEGIATE adj. taking place after college. |
| SCAPEGALLOWSES | • scapegallowses n. Plural of scapegallows. • SCAPEGALLOWS n. a person who deserves hanging. |
| SPELAEOLOGICAL | • SPELAEOLOGICAL adj. relating to spelaeology, the scientific study of caves. |
| SPELAEOLOGISTS | • spelaeologists n. Plural of spelaeologist. • SPELAEOLOGIST n. one who explores caves. |
| SPLENOMEGALIES | • splenomegalies n. Plural of splenomegaly. • SPLENOMEGALY n. abnormal enlargement of the spleen. |