| CONTRAPROP | • CONTRAPROP n. a contra-rotating propeller. |
| PARATROOPS | • paratroops n. Infantry soldiers deployed by parachute. • PARATROOPS n. troops carried by air. |
| POTPOURRIS | • potpourris n. Plural of potpourri. • pot-pourris n. Plural of pot-pourri. • pot␣pourris n. Plural of pot pourri. |
| PRAEPOSTOR | • praepostor n. (Britain) a prefect in some public schools. • PRAEPOSTOR n. (Latin) the name used for a prefect in some English public schools, also PREPOSITOR, PREPOSTOR. |
| PREPORTION | • preportion v. To divide into individual portions before use. • pre-portion v. Alternative form of preportion. • PREPORTION v. to portion in advance. |
| PREPOSITOR | • prepositor n. Scholar appointed to inspect other scholars; a monitor. • PREPOSITOR n. (Latin) the name used for a prefect in some English public schools, also PRAEPOSTOR, PREPOSTOR. |
| PREPOSTORS | • prepostors n. Plural of prepostor. • PREPOSTOR n. (Latin) the name used for a prefect in some English public schools, also PRAEPOSTOR, PREPOSITOR. |
| PROPAGATOR | • propagator n. A person who disseminates news or rumour. • propagator n. A person who propagates plants. • propagator n. A covered, sometimes heated container for germinating seeds or raising seedlings. |
| PROPORTION | • proportion n. (Countable) A quantity of something that is part of the whole amount or number. • proportion n. (Uncountable) Harmonious relation of parts to each other or to the whole. • proportion n. (Countable) Proper or equal share. |
| PROPRAETOR | • propraetor n. A magistrate of ancient Rome who governed a province after serving as a praetor in Rome. • proprætor n. Alternative spelling of propraetor. • PROPRAETOR n. a magistrate of ancient Rome who, after acting as praetor, was appointed to the governor of a province, also PROPRETOR. |
| PROPRETORS | • propretors n. Plural of propretor. • PROPRETOR n. a magistrate of ancient Rome who, after acting as praetor, was appointed to the governor of a province, also PROPRAETOR. |
| PROPRIETOR | • proprietor n. An owner. • proprietor n. A sole owner of an unincorporated business, also called a sole proprietor. • proprietor n. One of the owners of an unincorporated business, a partner. |
| PROPROCTOR | • proproctor n. (UK) An assistant proctor in a university. • PROPROCTOR n. an assistant proctor. |
| PROSPECTOR | • prospector n. A person who explores or prospects an area in search of mineral deposits, such as gold. • PROSPECTOR n. one who prospects. |
| PROTOTROPH | • prototroph n. (Biology) Any microorganism that can synthesize its nutrients from inorganic material. • PROTOTROPH n. a bacterium feeding only on inorganic matter. |
| SAPROTROPH | • saprotroph n. An organism that lives off dead or decaying organic material by secreting enzymes into it and then absorbing… • SAPROTROPH n. any organism, esp. a fungus or bacterium, that lives and feeds on dead organic matter, also SAPROBIONT. |
| TURBOPROPS | • turboprops n. Plural of turboprop. • TURBOPROP n. a jet engine in which the turbine is coupled to a propeller. |