15-letter words containing a, i, r, t, e, m
- power macintosh — Power Mac
- pragmaticalness — the quality of being pragmatical or meddlesome
- pre-reformation — the act of reforming; state of being reformed.
- pre-romanticism — romantic spirit or tendency.
- predeterminable — able to be predetermined; able to be determined in advance
- preferentialism — the economic system of preference, esp amongst British commonwealth countries
- preformationism — the belief in the theory of preformation
- preformationist — someone who advocates the theory of preformation
- preimplantation — relating to the period before implantation in the uterus
- premiere partie — (in buhl) the primary inlay formed, in which the tortoise shell forms the ground for a design cut in brass.
- premodification — an act or instance of modifying.
- presbyterianism — church government by presbyters or elders, equal in rank and organized into graded administrative courts.
- presentationism — the doctrine that in perception, or in all forms of knowledge, there is an immediate awareness of the things perceived.
- preservationism — a person who advocates or promotes preservation, especially of wildlife, natural areas, or historical places.
- primary feather — any of the flight feathers growing from the manus of a bird's wing
- primary storage — main memory
- primary teacher — a teacher in a primary school
- prismatic layer — the middle layer of the shell of certain mollusks, consisting chiefly of crystals of calcium carbonate.
- private company — a company whose shareholders may not exceed 50 in number and whose shares may not be offered for public subscription.
- problematically — of the nature of a problem; doubtful; uncertain; questionable.
- program picture — a motion picture produced on a low budget, usually shown as the second film of a double feature.
- pseudo-dramatic — of or relating to the drama.
- pseudo-military — of, for, or pertaining to the army or armed forces, often as distinguished from the navy: from civilian to military life.
- 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
- pyrometric bead — (in a kiln) a ball of material that indicates by changing color that a certain temperature has been reached.
- quartermistress — the female equivalent of a quartermaster
- quasi-permanent — existing perpetually; everlasting, especially without significant change.
- question master — quizmaster.
- radial symmetry — a basic body plan in which the organism can be divided into similar halves by passing a plane at any angle along a central axis, characteristic of sessile and bottom-dwelling animals, as the sea anemone and starfish.
- radiogoniometer — a device used to detect the direction of radio waves, consisting of a coil that is free to rotate within two fixed coils at right angles to each other
- radiogoniometry — the science of detecting the direction of radio waves
- radiometrically — using a radiometric method, in terms of radiometry
- radiomicrometer — an instrument for measuring small amounts of radiant energy, consisting of a sensitive thermocouple connected to a galvanometer.
- radiotelemetric — of or relating to radiotelemetry
- ram-air turbine — a small air-driven turbine fitted to an aircraft to provide power in the event of a failure of the normal systems
- ramjet (engine) — a jet engine, without moving parts, in which the air for oxidizing the fuel is continuously compressed by being rammed into the inlet by the high velocity of the aircraft
- rational number — a number that can be expressed exactly by a ratio of two integers.
- readvertisement — the act or process of advertising something again
- reapportionment — the act of redistributing or changing the apportionment of something.
- 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
- recontamination — the act of contaminating, or of making something impure or unsuitable by contact with something unclean, bad, etc.
- recreation room — (in a home or public building) a room for informal entertaining, as for dancing, games, cards, etc.
- redemonstration — the act or circumstance of proving or being proved conclusively, as by reasoning or a show of evidence: a belief incapable of demonstration.
- redetermination — the act of coming to a decision or of fixing or settling a purpose.
- 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.
- regimental band — a band made up of a military formation varying in size from a battalion to a number of battalions
- registered mail — prepaid first-class mail that has been recorded at a post office prior to delivery for safeguarding against loss, theft, or damage during transmission.
- registered name — the official or trademark name of something such as a product or company