| DACTYLOGRAPHERS | • DACTYLOGRAPHER n. one who studies fingerprints. |
| DACTYLOGRAPHIES | • DACTYLOGRAPHY n. the study of fingerprints as a means of identification. |
| DEPHLEGMATORS | • dephlegmators n. Plural of dephlegmator. • DEPHLEGMATOR n. an agent that dephlegmates. |
| DERMATOGLYPHICS | • dermatoglyphics n. The patterns of loops, arches and whorls on the skin of the fingers and feet. • dermatoglyphics n. The study of such patterns. • DERMATOGLYPHIC n. a ridge pattern of skin on the inner surface of the hands and feet. |
| DROPLIGHTS | • droplights n. Plural of droplight. • drop␣lights n. Plural of drop light. • DROPLIGHT n. an apparatus for bringing artificial light down from a chandelier nearer to a table or desk. |
| GLADIATORSHIP | • gladiatorship n. The conduct, state, or art of a gladiator. • GLADIATORSHIP n. the state of being a gladiator. |
| GLADIATORSHIPS | • gladiatorships n. Plural of gladiatorship. • GLADIATORSHIP n. the state of being a gladiator. |
| GROUNDPLOTS | • GROUNDPLOT n. the plot of ground on which a building stands. |
| PRODIGALITIES | • prodigalities n. Plural of prodigality. • PRODIGALITY n. the state of being prodigal. |
| PROGLOTTIDES | • proglottides n. Plural of proglottis. • PROGLOTTID n. a segment of a tapeworm, also PROGLOTTIS. |
| PROGLOTTIDS | • proglottids n. Plural of proglottid. • PROGLOTTID n. a segment of a tapeworm, also PROGLOTTIS. |
| PROSTAGLANDIN | • prostaglandin n. (Biochemistry) Any of a group of naturally occurring lipids derived from the C20 acid prostanoic acid;… • PROSTAGLANDIN n. any of a group of chemical substances secreted by various parts of the body into the bloodstream and found to have a wide range of effects on the body processes, e.g. on muscle contraction. |
| PROSTAGLANDINS | • prostaglandins n. Plural of prostaglandin. • PROSTAGLANDIN n. any of a group of chemical substances secreted by various parts of the body into the bloodstream and found to have a wide range of effects on the body processes, e.g. on muscle contraction. |
| PTERIDOLOGIES | • PTERIDOLOGY n. the study of ferns. |
| PTERIDOLOGIST | • pteridologist n. A person who studies ferns and other pteridophytes. • PTERIDOLOGIST n. one who studies pteridology. |
| 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. |
| PYRAMIDOLOGISTS | • pyramidologists n. Plural of pyramidologist. • PYRAMIDOLOGIST n. a specialist in pyramidology. |
| RADIOTELEGRAPHS | • radiotelegraphs n. Plural of radiotelegraph. • RADIOTELEGRAPH n. wireless telegraphy. |
| TYROGLYPHIDS | • TYROGLYPHID n. a mite of the genus Tyroglyphus, including the cheesemite and the flour-mite. |