| CRYPTOLOGIST | • cryptologist n. One who studies cryptology. • CRYPTOLOGIST n. a student of cryptology, the scientific study of codes. |
| HEPATOLOGIST | • hepatologist n. A person who works in hepatology. • HEPATOLOGIST n. a specialist in liver diseases. |
| OVERPLOTTING | • overplotting v. Present participle of overplot. • overplotting n. The plotting of data on top of a previous plot. • OVERPLOTTING n. excessive plotting. |
| PATHOLOGISTS | • pathologists n. Plural of pathologist. • PATHOLOGIST n. a specialist in pathology. |
| PATROLOGISTS | • patrologists n. Plural of patrologist. • PATROLOGIST n. one who practises patrology, the study of early Christianity. |
| PESTOLOGISTS | • pestologists n. Plural of pestologist. • PESTOLOGIST n. one who studies pestology. |
| PETROLOGISTS | • petrologists n. Plural of petrologist. • PETROLOGIST n. a student of petrology, the geological study of rocks. |
| PHOTOGELATIN | • photogelatin n. Gelatin, coated on a glass plate, that carries an image to be printed by the collotype process. • PHOTOGELATIN adj. as in photogelatin process, another name for collotype. |
| PHYTOLOGISTS | • phytologists n. Plural of phytologist. • PHYTOLOGIST n. a botanist. |
| PLUTOLOGISTS | • plutologists n. Plural of plutologist. • PLUTOLOGIST n. a student of plutology, political economy. |
| POLYGLOTTISM | • polyglottism n. Alternative spelling of polyglotism. • POLYGLOTTISM n. the state of being polyglot. |
| POLYGLOTTOUS | • polyglottous adj. (Rare) Speaking many languages; polyglot. • POLYGLOTTOUS adj. like a polyglot, also POLYGLOTTAL, POLYGLOTTIC. |
| POTAMOLOGIST | • potamologist n. One who studies rivers. • POTAMOLOGIST n. one who studies rivers. |
| PROCTOLOGIST | • proctologist n. A doctor specializing in the colon, rectum, and anus; an expert in proctology. • PROCTOLOGIST n. a specialist in proctology. |
| PROGLOTTIDES | • proglottides n. Plural of proglottis. • PROGLOTTID n. a segment of a tapeworm, also PROGLOTTIS. |
| PROTISTOLOGY | • protistology n. (Biology) The scientific study of protists. • PROTISTOLOGY n. the study of protists. |