| PROPELLOR | • propellor n. Nonstandard spelling of propeller. • PROPELLOR n. someone who, or something which, propels, also PROPELLER. |
| PROPELLORS | • propellors n. Plural of propellor. • PROPELLOR n. someone who, or something which, propels, also PROPELLER. |
| POLYPROPYLENE | • polypropylene n. A thermoplastic resin made by the polymerization of propylene, and used for films, fibres, or moulding… • POLYPROPYLENE n. any of various thermoplastic plastics or fibers that are polymers of propylene, also POLYPROPENE. |
| SPOROPOLLENIN | • sporopollenin n. (Botany) A combination of biopolymers, observed in the exine layer of the spore and pollen wall. • SPOROPOLLENIN n. a polymer that comprises the exine (outer layer of the wall) of spores and pollen grains. |
| MEGASPOROPHYLL | • megasporophyll n. A sporophyll that bears megasporangia. • MEGASPOROPHYLL n. a specialised leaf bearing or subtending one or more megasporangia. |
| MONOPROPELLANT | • monopropellant n. Any propellant that consists of a single substance, or of a mixture of fuel and oxidant in the same container. • MONOPROPELLANT n. a rocket propellant containing both the fuel and the oxidizer in a single substance. |
| POLYPROPYLENES | • polypropylenes n. Plural of polypropylene. • POLYPROPYLENE n. any of various thermoplastic plastics or fibers that are polymers of propylene, also POLYPROPENE. |
| SPOROPOLLENINS | • sporopollenins n. Plural of sporopollenin. • SPOROPOLLENIN n. a polymer that comprises the exine (outer layer of the wall) of spores and pollen grains. |
| COMPTROLLERSHIP | • comptrollership n. The position or office of a comptroller. • COMPTROLLERSHIP n. the office of comptroller. |
| CONTRAPROPELLER | • CONTRAPROPELLER n. one of a pair of propellers rotating in opposite directions. |
| LEPIDOPTEROLOGY | • lepidopterology n. (Biology, zoology, entomology) The scientific study of butterflies and moths (the Lepidoptera). • lepidopterology n. Lepidoptery, (the hobby of butterfly collecting). • LEPIDOPTEROLOGY n. the study of butterflies and moths. |
| MEGASPOROPHYLLS | • megasporophylls n. Plural of megasporophyll. • MEGASPOROPHYLL n. a specialised leaf bearing or subtending one or more megasporangia. |
| MONOPROPELLANTS | • monopropellants n. Plural of monopropellant. • MONOPROPELLANT n. a rocket propellant containing both the fuel and the oxidizer in a single substance. |
| PHOTOMULTIPLIER | • photomultiplier n. (Physics) A device, normally in the form of a tube, that uses a photocathode to convert photons into… • PHOTOMULTIPLIER n. a photocell with a series of dynodes which amplify the emission current by electron multiplication. |
| POLYCHLOROPRENE | • polychloroprene n. (Organic chemistry) A polymer of chloroprene. • POLYCHLOROPRENE n. neoprene. |
| PREPOSITIONALLY | • prepositionally adv. In a prepositional manner. • prepositionally adv. As a preposition. • PREPOSITIONAL adv. relating to a preposition. |
| PROPRIETORIALLY | • proprietorially adv. In a proprietorial manner; like an owner. • PROPRIETORIAL adv. relating to ownership. |