| DEPOPULATORS | • depopulators n. Plural of depopulator. • DEPOPULATOR n. one who depopulates. |
| HYPOSULPHATE | • hyposulphate n. (Inorganic chemistry) Alternative form of hyposulfate. • HYPOSULPHATE n. a dithionate. |
| OUTPOPULATES | • outpopulates v. Third-person singular simple present indicative form of outpopulate. • OUTPOPULATE v. to surpass in population. |
| PERPETUALISM | • PERPETUALISM n. a belief in the perpetual continuance of things. |
| PERPETUALIST | • PERPETUALIST n. a person who advocates the perpetual continuation of anything. |
| PERSULPHATES | • persulphates n. Plural of persulphate. • PERSULPHATE n. that sulphate of a metal which contains the relatively greater quantity of oxygen or of the acid radical, also PERSULFATE. |
| POLYPETALOUS | • polypetalous adj. (Botany) having a corolla composed of distinct, separable petals. • POLYPETALOUS adj. separate petals. |
| POPULARITIES | • popularities n. Plural of popularity. • POPULARITY n. the state of being popular. |
| POSTPUBERTAL | • postpubertal adj. After puberty. |
| PUPILARITIES | • PUPILARITY n. the state of being a pupil or legal ward, also PUPILLARITY. |
| PURPLEHEARTS | • purplehearts n. Plural of purpleheart. • purple␣hearts n. Plural of purple heart. • Purple␣Hearts n. Plural of Purple Heart. |
| PYROSULPHATE | • pyrosulphate n. (Inorganic chemistry, Britain) Alternative spelling of pyrosulfate. • PYROSULPHATE n. a salt of sulphur. |
| SEPTUPLICATE | • septuplicate adj. Seven times the number, volume, length, etc. (of something else); septuple. • septuplicate v. To multiply by seven; to septuple. • SEPTUPLICATE n. a group of seven things. |
| SPLATTERPUNK | • splatterpunk n. (Uncountable) A movement within horror fiction distinguished by its graphic, often gory, depictions of violence. • splatterpunk n. (Countable) A fan of splatterpunk fiction. • SPLATTERPUNK n. a genre of fiction centring on extremely gory scenes. |
| SUPERPLASTIC | • superplastic adj. Exhibiting superplasticity. • superplastic n. A superplastic substance. • SUPERPLASTIC adj. capable of plastic deformation under low stress at an elevated temperature. |
| SUPPLEMENTAL | • supplemental adj. Acting to supplement. • supplemental adj. Appending. • supplemental adj. Lacking a regular schedule (as in a supplemental airline). |