15-letter words containing a, l, t, e, r, i
- platform tennis — a variation of tennis played on a wooden platform enclosed with chicken wire in which the players hit a rubber ball with wooden paddles following the same basic rules as tennis except that only one serve is permitted and balls can be played off the back and side fences.
- platform ticket — a pass allowing a visitor to enter upon a railroad platform from which those not traveling are ordinarily excluded.
- play favourites — to display favouritism
- plenipotentiary — a person, especially a diplomatic agent, invested with full power or authority to transact business on behalf of another.
- pneumatic drill — a percussive power drill powered by compressed air
- polychlorinated — having multiple chlorine atoms
- polycrystalline — (of a rock or metal) composed of aggregates of individual crystals.
- portable pixmap — (file format) (PPM) A colour image file format. A PPM file contains the following: a two character "{magic number}" - "P3", the width in pixels, the height in pixels, the maximum colour component value, HEIGHT rows of WIDTH {pixels}. The rows are ordered from top to bottom with the pixels in each row ordered from left to right. Each pixel is represented as three values for red, green, and blue. All parts are separated by whitespace and numbers are in decimal ASCIII representation. A zero pixel component means that colour is absent. Characters from a "#" to the next end-of-line are ignored and no line should be longer than 70 characters. Here is an example of a small pixmap in this format: P3 # feep.ppm 4 4 15 0 0 0 0 0 0 0 0 0 15 0 15 0 0 0 0 15 7 0 0 0 0 0 0 0 0 0 0 0 0 0 15 7 0 0 0 15 0 15 0 0 0 0 0 0 0 0 0 A "RAWBITS" variant has magic number "P6", pixel values are stored as plain binary bytes, instead of ASCII decimal and no whitespace is allowed after a single whitespace character after the maximum colour component value which must be less than or equal to 255.
- post-liberation — the act of liberating or the state of being liberated.
- postoperatively — occurring after a surgical operation.
- practical nurse — a person who has not graduated from an accredited school of nursing but whose vocation is caring for the sick.
- pragmaticalness — the quality of being pragmatical or meddlesome
- pre-celebration — an act of celebrating.
- pre-elizabethan — (of English culture, history, traditions, etc.) before the reign of Queen Elizabeth I; before the second half of the 16th century.
- pre-established — to establish beforehand.
- pre-legislative — having the function of making laws: a legislative body.
- preagricultural — existing or occurring prior to the introduction of agriculture; of or relating to a society existing at this time
- preconceptional — a conception or opinion formed beforehand.
- predeterminable — able to be predetermined; able to be determined in advance
- predicate logic — (logic) (Or "predicate calculus") An extension of propositional logic with separate symbols for predicates, subjects, and quantifiers. For example, where propositional logic might assign a single symbol P to the proposition "All men are mortal", predicate logic can define the predicate M(x) which asserts that the subject, x, is mortal and bind x with the universal quantifier ("For all"): All x . M(x) Higher-order predicate logic allows predicates to be the subjects of other predicates.
- preequalization — preemphasis.
- preferentialism — the economic system of preference, esp amongst British commonwealth countries
- preferentialist — someone who believes in preferentialism
- preimplantation — relating to the period before implantation in the uterus
- prelate nullius — a prelate having independent jurisdiction over a district not under a diocesan bishop.
- prepresidential — describing the period before a person's rise to presidency
- presynaptically — in a presynaptic manner
- price inflation — inflation fuelled by rising prices
- prismatic layer — the middle layer of the shell of certain mollusks, consisting chiefly of crystals of calcium carbonate.
- prittle-prattle — foolish or idle talk; babble
- private soldier — A private soldier is a soldier of the lowest rank in an army or the marines.
- privately owned — owned by a private individual or organization, rather than by the state or a public body
- problematically — of the nature of a problem; doubtful; uncertain; questionable.
- processionalist — a member of a procession
- professionalist — to give a professional character or status to; make into or establish as a profession.
- proletarianized — to convert or transform into a member or members of the proletariat: to proletarianize the middle class.
- proletarization — to proletarianize.
- proportionately — proportioned; being in due proportion; proportional.
- proprietorially — in the manner of a proprietor
- proteolytically — by a proteolytic process
- pseudo-critical — inclined to find fault or to judge with severity, often too readily.
- pseudo-military — of, for, or pertaining to the army or armed forces, often as distinguished from the navy: from civilian to military life.
- pseudotripteral — having an arrangement of columns suggesting a tripteral structure but without the inner colonnades.
- pulmobranchiate — possessing a pulmobranch
- pyrocrystalline — crystallized from a molten magma or highly heated solution.
- pyrotechnically — in a pyrotechnical manner
- quarantine flag — a yellow flag, designating the letter Q in the International Code of Signals: flown by itself to signify that a ship has no disease on board and requests a pratique, or flown with another flag to signify that there is disease on board ship.
- quarterfinalist — a participant in a quarterfinal contest.
- 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.
- radial velocity — the component of the motion of a star away from or toward the earth along its line of sight, expressed in miles or kilometers per second and determined by the shift in the wavelength of light emitted by the star.