| IMPERFORATION | • imperforation n. The state of being without perforation. • imperforation n. (Medicine) Absence of perforation in a normally patent structure.
 • IMPERFORATION n. the state of being imperforate.
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| NITROPARAFFIN | • nitroparaffin n. (Chemistry) Any of a class of aliphatic organic compounds containing a nitro functional group. • NITROPARAFFIN n. any of various nitro derivatives of alkanes.
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| PERFORMATIVES | • performatives n. Plural of performative. • PERFORMATIVE n. such a statement, as opposed to constative.
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| PRAEFECTORIAL | • praefectorial adj. Alternative form of prefectorial. • PRAEFECTORIAL adj. of or like a praefect.
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| PREFABRICATOR | • prefabricator n. One who prefabricates. • PREFABRICATOR n. one who prefabricates.
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| PREFATORIALLY | • PREFATORIAL adv. serving as preface or opening remarks. | 
| PREFIGURATION | • prefiguration n. A vague representation or suggestion of something before it has happened or been accomplished. • prefiguration n. Something that prefigures.
 • PREFIGURATION n. the act of prefiguring.
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| PREFLORATIONS | • preflorations n. Plural of prefloration. • PREFLORATION n. the manner in which the petals and sepals are folded in the flower-bud.
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| PREFORMATIONS | • preformations n. Plural of preformation. • PREFORMATION n. previous formation.
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| PREFORMATIVES | • preformatives n. Plural of preformative. • PREFORMATIVE n. a prefixture in Semitic languages.
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| PREFORMATTING | • preformatting v. Present participle of preformat. • PREFORMAT v. to format in advance.
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| PROFESSORIATE | • professoriate n. Professors considered as a group or body. • professoriate n. (Dated) The office of a professor.
 • PROFESSORIATE n. the body of college and university teachers at an institution or in society, also PROFESSORIAT.
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| PROFESSORIATS | • professoriats n. Plural of professoriat. • PROFESSORIAT n. the body of college and university teachers at an institution or in society, also PROFESSORIATE.
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| PROLIFERATING | • proliferating v. Present participle of proliferate. • PROLIFERATE v. to grow or increase in number rapidly.
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| PROLIFERATION | • proliferation n. (Uncountable) The process by which an organism produces others of its kind; breeding, propagation, procreation… • proliferation n. (Countable) The act of increasing or rising; augmentation, amplification, enlargement, escalation, aggrandizement.
 • proliferation n. (Countable) The result of building up; buildup, accretion.
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| PROLIFERATIVE | • proliferative adj. (Not comparable, cytology) of or pertaining to proliferation, especially of cells. • proliferative adj. Proliferating; tending to proliferate.
 • proliferative n. Such a cell.
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| WATERPROOFING | • waterproofing v. Present participle of waterproof. • waterproofing n. The treatment of something to make it waterproof.
 • waterproofing n. A waterproof material.
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