| GROUNDPLOT | • GROUNDPLOT n. the plot of ground on which a building stands. |
| PROGLOTTID | • proglottid n. Any of the segments of a tapeworm; they contain both male and female reproductive organs. • PROGLOTTID n. a segment of a tapeworm, also PROGLOTTIS. |
| GROUNDPLOTS | • GROUNDPLOT n. the plot of ground on which a building stands. |
| PROGLOTTIDS | • proglottids n. Plural of proglottid. • PROGLOTTID n. a segment of a tapeworm, also PROGLOTTIS. |
| PROLONGATED | • prolongated adj. Prolonged. • PROLONGATE v. to prolong. |
| PTERIDOLOGY | • pteridology n. (Botany) The scientific study of ferns and other pteridophytes. • PTERIDOLOGY n. the study of ferns. |
| PROGLOTTIDES | • proglottides n. Plural of proglottis. • PROGLOTTID n. a segment of a tapeworm, also PROGLOTTIS. |
| PROGLOTTIDEAN | • PROGLOTTIDEAN adj. of or like a proglottis, a segment of a tapeworm. |
| PTERIDOLOGIES | • PTERIDOLOGY n. the study of ferns. |
| PTERIDOLOGIST | • pteridologist n. A person who studies ferns and other pteridophytes. • PTERIDOLOGIST n. one who studies pteridology. |
| PERIODONTOLOGY | • periodontology n. (Dentistry) Periodontics. • PERIODONTOLOGY n. the branch of dentistry concerned with periodontal diseases. |
| PTERIDOLOGICAL | • pteridological adj. Relating to pteridology. • PTERIDOLOGICAL adj. relating to pteridology, the study of ferns. |
| PTERIDOLOGISTS | • pteridologists n. Plural of pteridologist. • PTERIDOLOGIST n. one who studies pteridology. |
| PYRAMIDOLOGIST | • pyramidologist n. One who studies pyramidology, who studies pyramids from a supernatural viewpoint. • PYRAMIDOLOGIST n. a specialist in pyramidology. |
| LEPIDOPTEROLOGY | • lepidopterology n. (Biology, zoology, entomology) The scientific study of butterflies and moths (the Lepidoptera). • lepidopterology n. Lepidoptery, (the hobby of butterfly collecting). • LEPIDOPTEROLOGY n. the study of butterflies and moths. |
| PHOTODEGRADABLE | • photodegradable adj. Capable of being chemically broken down as the result of a photochemical reaction. • PHOTODEGRADABLE adj. chemically degradable by the action of light. |
| PYRAMIDOLOGISTS | • pyramidologists n. Plural of pyramidologist. • PYRAMIDOLOGIST n. a specialist in pyramidology. |