15-letter words containing a, c, r, e, i
- preverification — the state of being verified.
- price inflation — inflation fuelled by rising prices
- primary process — the generally unorganized mental activity characteristic of the unconscious and occurring in dreams, fantasies, and related processes.
- primary teacher — a teacher in a primary school
- prince charming — (sometimes lowercase) a man who embodies a woman's romantic ideal.
- prince of peace — Jesus Christ, regarded by Christians as the Messiah. Isa. 9:6.
- prince of wales — Prince of Wales and Duke of Cornwall ("The Black Prince") 1330–76, English military leader (son of Edward III).
- prince's island — former name of Príncipe.
- principal ideal — the smallest ideal containing a given element in a ring; an ideal in a ring with a multiplicative identity, obtained by multiplying each element of the ring by one specified element.
- principal plane — a plane that is perpendicular to the axis of a lens, mirror, or other optical system and at which rays diverging from a focal point are deviated parallel to the axis or at which rays parallel to the axis are deviated to converge to a focal point.
- 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.
- 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.
- 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
- program picture — a motion picture produced on a low budget, usually shown as the second film of a double feature.
- programme music — music that is intended to depict or evoke a scene or idea
- 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
- proteolytically — by a proteolytic process
- pseudo-artistic — conforming to the standards of art; satisfying aesthetic requirements: artistic productions.
- pseudo-critical — inclined to find fault or to judge with severity, often too readily.
- pseudo-dramatic — of or relating to the drama.
- pseudo-romantic — of, relating to, or of the nature of romance; characteristic or suggestive of the world of romance: a romantic adventure.
- psychedelicware — /si:"k*-del"-ik-weir/ [UK] Synonym display hack. See also smoking clover.
- psychogeriatric — the psychology of old age.
- psychotherapist — the treatment of psychological disorders or maladjustments by a professional technique, as psychoanalysis, group therapy, or behavioral therapy.
- pulmobranchiate — possessing a pulmobranch
- pyrocrystalline — crystallized from a molten magma or highly heated solution.
- pyrometric bead — (in a kiln) a ball of material that indicates by changing color that a certain temperature has been reached.
- pyrotechnically — in a pyrotechnical manner
- quadric surface — a three-dimensional surface whose equation is a quadratic equation.
- 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.
- quasi-spherical — having the form of a sphere; globular.
- quiche lorraine — a quiche containing bits of bacon or ham and often cheese.
- quincentenaries — Plural form of quincentenary.
- 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.
- radio announcer — someone who broadcasts or presents radio programmes
- radio frequency — the frequency of the transmitting waves of a given radio message or broadcast.
- radio telescope — a system consisting of an antenna, either parabolic or dipolar, used to gather radio waves emitted by celestial sources and bring them to a receiver placed in the focus.
- radiochemically — by radiochemical means or methods; from a radiochemical perspective
- 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.
- radioprotection — protection against radiation
- radioprotective — giving protection against the effects of radiation
- radiotechnology — the technical application of any form of radiation to industry.
- radiotelemetric — of or relating to radiotelemetry