15-letter words containing y, i, n
- polyisobutylene — a polymer of isobutylene, used chiefly in the manufacture of synthetic rubber.
- polynomial ring — the set of all polynomials in an indeterminate variable with coefficients that are elements of a given ring.
- polynomial-time — (complexity) (P) The set or property of problems which can be solved by a known polynomial-time algorithm.
- polyvinyl resin — any of the class of thermoplastic resins derived by the polymerization or copolymerization of a vinyl compound: used chiefly as adhesives, sizing agents, and coatings.
- postsynchronize — to add sound, such as dubbing, to a film or video after shooting is completed
- postulationally — in a postulational manner
- poultry farming — breeding and keeping fowl
- pre-delinquency — failure in or neglect of duty or obligation; dereliction; default: delinquency in payment of dues.
- premillennially — from a premillennial point of view
- presbyterianism — church government by presbyters or elders, equal in rank and organized into graded administrative courts.
- presbyterianize — to convert or be converted into Presbyterianism
- presidents' day — the third Monday in February, a legal holiday in the U.S., commemorating the birthdays of George Washington and Abraham Lincoln.
- presynaptically — in a presynaptic manner
- primary contact — a communication or relationship between people that is characterized by intimacy and personal familiarity.
- primary insurer — A primary insurer is the insurance company that first sells insurance to a client, who later purchases reinsurance.
- primary rainbow — the most commonly seen rainbow, formed by light rays that undergo a single internal reflection in a drop of water.
- primary sealing — Primary sealing is devices used for sealing tanks, to reduce emissions, often made of foam.
- primary winding — an induction coil that is the part of an electric circuit in which a changing current induces a current in a neighbouring circuit
- private company — a company whose shareholders may not exceed 50 in number and whose shares may not be offered for public subscription.
- privately owned — owned by a private individual or organization, rather than by the state or a public body
- procrastinatory — to defer action; delay: to procrastinate until an opportunity is lost.
- promissory note — a written promise to pay a specified sum of money to a designated person or to his or her order, or to the bearer of the note, at a fixed time or on demand.
- propionaldehyde — a colorless, water-soluble liquid, C 3 H 6 O, having a pungent odor: used chiefly in the manufacture of plastics.
- proportionality — having due proportion; corresponding.
- proportionately — proportioned; being in due proportion; proportional.
- propositionally — the act of offering or suggesting something to be considered, accepted, adopted, or done.
- propylhexedrine — a colorless, adrenergic, water-soluble liquid, C 1 0 H 2 N, used by inhalation as a nasal decongestant.
- propylitization — the alteration of igneous rock to propylite
- psychodiagnosis — a psychological examination using psychodiagnostic techniques.
- psychohistorian — a person who writes psychohistory
- psychosynthesis — a theoretical effort to reconcile components of the unconscious, including dreams, with the rest of the personality.
- publicity agent — A publicity agent is a person whose job is to make sure that a large number of people know about a person, show, or event so that they are successful.
- publicity event — an event designed to generate publicity
- publicity stunt — something done to attract publicity
- purslane family — the plant family Portulacaceae, characterized by chiefly herbaceous plants having simple, often fleshy leaves, sometimes showy flowers, and capsular fruit, and including bitterroot, purslane, red maids, rose moss, and spring beauty.
- pusillanimously — lacking courage or resolution; cowardly; faint-hearted; timid.
- pycnodysostosis — a disorder characterized by fragile bones
- pyramid selling — Pyramid selling is a method of selling in which one person buys a supply of a particular product direct from the manufacturer and then sells it to a number of other people at an increased price. These people sell it on to others in a similar way, but eventually the final buyers are only able to sell the product for less than they paid for it.
- pyrimidine base — any of a number of similar compounds having a basic structure that is derived from pyrimidine, including cytosine, thymine, and uracil, which are constituents of nucleic acids
- pyrocrystalline — crystallized from a molten magma or highly heated solution.
- pyrometric cone — (in a kiln) a triangular piece of material that indicates by bending or melting that a certain temperature has been reached.
- pyrotechnically — in a pyrotechnical manner
- qualifying exam — any examination that one needs to pass in order to begin or continue with a course of study
- quality control — a system for verifying and maintaining a desired level of quality in an existing product or service by careful planning, use of proper equipment, continued inspection, and corrective action as required.
- quantifiability — (uncountable) The condition of being quantifiable.
- quantity theory — a theory stating that the general price level varies directly with the quantity of money in circulation and the velocity with which it is circulated, and inversely with the volume of production expressed by the total number of money transactions
- quantum gravity — a theory of the gravitational interaction that involves quantum mechanics to explain the force
- queen's highway — king's highway.
- query expansion — (information science) Adding search terms to a user's search. Query expansion is the process of a search engine adding search terms to a user's weighted search. The intent is to improve precision and/or recall. The additional terms may be taken from a thesaurus. For example a search for "car" may be expanded to: car cars auto autos automobile automobiles. The additional terms may also be taken from documents that the user has specified as being relevant; this is the basis for the "more like this" feature of some search engines. The extra terms can have positive or negative weights.
- questionability — of doubtful propriety, honesty, morality, respectability, etc.: questionable activities; in questionable taste.