| ASPIRATORY | • aspiratory adj. Pertaining to aspiration. • ASPIRATORY adj. of or pertaining to breathing; suited to the inhaling of air. |
| PARTYGOERS | • partygoers n. Plural of partygoer. • party-goers n. Plural of party-goer. • PARTYGOER n. one who attends parties. |
| PERSUASORY | • persuasory adj. Persuasive. • PERSUASORY adj. persuasive. |
| PORPHYRIAS | • porphyrias n. Plural of porphyria. • PORPHYRIA n. any of various disorders of metabolism resulting in the excretion of an excessive quantity of porphyrins in the urine. |
| PORTRAYALS | • portrayals n. Plural of portrayal. • PORTRAYAL n. the act of portraying. |
| PORTRAYERS | • portrayers n. Plural of portrayer. • PORTRAYER n. one who portrays. |
| PROCARYONS | • PROCARYON n. the nucleus of a blue-green alga, bacterium etc., also PROKARYON. |
| PROKARYONS | • PROKARYON n. the nucleus of a blue-green alga, bacterium etc., also PROCARYON. |
| PROKARYOTS | • PROKARYOT n. a bacterium or blue-green algae whose nucleus lacks a limiting membrane, also PROCARYOTE, PROKARYOTE. |
| PROSLAVERY | • proslavery adj. Supporting slavery. • PROSLAVERY adj. in favour of slavery. |
| PYORRHOEAS | • pyorrhoeas n. Plural of pyorrhoea. • PYORRHOEA n. suppuration in the sockets of the teeth, also PYORRHEA. |
| PYROCERAMS | • PYROCERAM n. (tradename) a strong heat-resistant glass. |
| PYROLATERS | • pyrolaters n. Plural of pyrolater. • PYROLATER n. a fire-worshipper. |
| SEPARATORY | • separatory adj. Used to separate. • separatory n. (Obsolete, chemistry) An apparatus used in separating, such as a separating funnel. • separatory n. (Obsolete, surgery) A surgical instrument for separating the pericranium from the cranium. |
| SPIROGYRAS | • spirogyras n. Plural of spirogyra. • SPIROGYRA n. any of various minute green filamentous freshwater algae constituting the genus Spirogyra. |
| USURPATORY | • usurpatory adj. Tending to usurp. • usurpatory adj. Of or resulting from usurpation. • USURPATORY adj. marked by usurpation; usurping. |