15-letter words containing r, a, c, i, n, e
- principal value — a value selected at a point in the domain of a multiple-valued function, chosen so that the function has a single value at the point.
- private company — a company whose shareholders may not exceed 50 in number and whose shares may not be offered for public subscription.
- process heating — Process heating is heating, usually from steam, which is used to increase the temperature in a process vessel.
- processionalist — a member of a procession
- procrastinative — to defer action; delay: to procrastinate until an opportunity is lost.
- procreativeness — the quality of being procreative
- proper fraction — a fraction having the numerator less, or lower in degree, than the denominator.
- proscenium arch — the arch separating the stage from the auditorium
- pseudo-romantic — of, relating to, or of the nature of romance; characteristic or suggestive of the world of romance: a romantic adventure.
- pulmobranchiate — possessing a pulmobranch
- pyrocrystalline — crystallized from a molten magma or highly heated solution.
- pyrotechnically — in a pyrotechnical manner
- quarter section — (in surveying and homesteading) a square tract of land, half a mile on each side, thus containing ¼ sq. mi. or 160 acres. Abbreviation: q.s.
- quiche lorraine — a quiche containing bits of bacon or ham and often cheese.
- quincentenaries — Plural form of quincentenary.
- radio announcer — someone who broadcasts or presents radio programmes
- radio frequency — the frequency of the transmitting waves of a given radio message or broadcast.
- radioprotection — protection against radiation
- radiotechnology — the technical application of any form of radiation to industry.
- re-adjudication — an act of adjudicating.
- re-notification — a formal notifying or informing.
- reaccreditation — the act or process of reaccrediting something or someone
- reaction engine — an engine that produces power as a reaction to the momentum given to gases ejected from it, as a rocket or jet engine.
- reality fiction — a satirical parody of a reality TV show
- reaping machine — any of various machines for reaping grain, often fitted with a device for automatically throwing out bundles of the cut grain.
- rear projection — the projection of filmed action or stills on a translucent screen in front of which actors are lit and filmed: used to simulate an outdoor or location background in the studio.
- rear-projection — the projection of filmed action or stills on a translucent screen in front of which actors are lit and filmed: used to simulate an outdoor or location background in the studio.
- reception class — A reception class is a class that children go into when they first start school at the age of four or five.
- recertification — the act of certifying.
- recognizability — to identify as something or someone previously seen, known, etc.: He had changed so much that one could scarcely recognize him.
- recombinant dna — DNA in which one or more segments or genes have been inserted, either naturally or by laboratory manipulation, from a different molecule or from another part of the same molecule, resulting in a new genetic combination.
- recombinational — belonging or relating to recombination
- reconcentration — the act of concentrating again.
- reconceptualize — to form into a concept; make a concept of.
- reconcilability — capable of being reconciled.
- reconfiguration — to change the shape or formation of; remodel; restructure.
- reconsideration — to consider again, especially with a view to change of decision or action: to reconsider a refusal.
- reconsolidation — an act or instance of consolidating; the state of being consolidated; unification: consolidation of companies.
- reconstitutable — to constitute again; reconstruct; recompose.
- recontamination — the act of contaminating, or of making something impure or unsuitable by contact with something unclean, bad, etc.
- recontextualize — to contextualize (something) again
- record-breaking — top, most successful
- recording angel — an angel who supposedly keeps a record of every person's good and bad acts
- recreation area — public park
- recreation room — (in a home or public building) a room for informal entertaining, as for dancing, games, cards, etc.
- recreationalist — recreationist.
- recycling plant — a factory for processing used or abandoned materials
- rediscount rate — the rate charged by the Federal Reserve Bank to member banks for rediscounting commercial paper.
- redocumentation — The creation or revision of a semantically equivalent representation within the same relative abstraction level. The resulting forms of representation are usually considered alternate views intended for a human audience.
- reduction ratio — an expression of the number of times by which an original document has been reduced in a microcopy.