| COMPULSIONS | • compulsions n. Plural of compulsion. • COMPULSION n. an act of compelling. |
| PHYSIOLOGUS | • PHYSIOLOGUS n. a work containing descriptions of animals; a bestiary. |
| PILOTHOUSES | • pilothouses n. Plural of pilothouse. • PILOTHOUSE n. a shelter for steering gear and pilot. |
| PISCICOLOUS | • piscicolous adj. (Usually of a parasite) Infecting or inhabiting fish. • PISCICOLOUS adj. parasitic in or on fishes. |
| POISONOUSLY | • poisonously adv. In a poisonous manner. • poisonously adv. (Obsolete) Using poison. • POISONOUS adv. having the quality or effect of poison. |
| POLYESTROUS | • polyestrous adj. (Biology) Having multiple periods of estrus in a year, or during a breeding season. • POLYESTROUS adj. having more than one period of estrus in a year. |
| POMOSEXUALS | • pomosexuals n. Plural of pomosexual. • POMOSEXUAL n. someone who rejects sex altogether. |
| POSTOCULARS | • postoculars n. Plural of postocular. • POSTOCULAR n. a scale situated behind the eye of some lizards. |
| POSTULATORS | • postulators n. Plural of postulator. • POSTULATOR n. an official who presents case for canonization or beatification. |
| PROLOGUISES | • prologuises v. Third-person singular simple present indicative form of prologuise. • PROLOGUISE v. to speak a prologue, also PROLOGISE, PROLOGIZE, PROLOGUIZE. |
| PROPULSIONS | • propulsions n. Plural of propulsion. • PROPULSION n. the act of propelling. |
| PSEUDOCOELS | • pseudocoels n. Plural of pseudocoel. • PSEUDOCOEL n. a body cavity not formed by gastrulation and lacking a mesodermal lining. |
| SNOWPLOUGHS | • snowploughs n. Plural of snowplough. • snow␣ploughs n. Plural of snow plough. • SNOWPLOUGH n. an implement operating like a plow, but on a larger scale, for clearing away the snow from roads, railways, etc. |
| SPLENDOROUS | • splendorous adj. Splendid, having splendor. • SPLENDOROUS adj. full of splendour, also SPLENDROUS. |
| SUPERSCHOOL | • superschool n. A very large or successful school. • SUPERSCHOOL n. an exceptional school. |
| TOOLPUSHERS | • toolpushers n. Plural of toolpusher. • tool-pushers n. Plural of tool-pusher. • TOOLPUSHER n. a supervisor of drilling operations at an oil well. |