15-letter words containing c, r, o, i
- psychochemistry — the treatment of mental illnesses by drugs
- psychogeriatric — the psychology of old age.
- psychographical — relating to psychographics
- psychohistorian — a person who writes psychohistory
- psychotherapist — the treatment of psychological disorders or maladjustments by a professional technique, as psychoanalysis, group therapy, or behavioral therapy.
- pubic directory — [NYU] (also "pube directory" /pyoob' d*-rek't*-ree/) The "pub" (public) directory on a machine that allows FTP access. So called because it is the default location for SEX (software exchange).
- public lavatory — a public toilet
- public offering — a sale of a new issue of securities to the general public through a managing underwriter (opposed to private placement): required to be registered with the Securities and Exchange Commission.
- public property — Public property is land and other assets that belong to the general public and not to a private owner.
- puffin crossing — a UK pedestrian road crossing with traffic lights signalling red to stop the traffic flow when pedestrians are seen on the crossing by infrared detectors. The green signal reappears when no pedestrians are seen on the crossing
- pulchritudinous — physically beautiful; comely.
- pulmobranchiate — possessing a pulmobranch
- purified cotton — bleached and sterilized cotton from which the gross impurities, such as the seeds and waxy matter, have been removed: used for surgical dressings, tampons, etc
- pyrocrystalline — crystallized from a molten magma or highly heated solution.
- pyroelectricity — electrification or electrical polarity produced in certain crystals by temperature changes.
- pyrogallic acid — pyrogallol
- pyrogallic-acid — a white, crystalline, water-soluble, poisonous, solid, phenolic compound, C 6 H 3 (OH) 3 , obtained by heating gallic acid and water: used chiefly as a developer in photography, as a mordant for wool, in dyeing, and in medicine in the treatment of certain skin conditions.
- pyrometric bead — (in a kiln) a ball of material that indicates by changing color that a certain temperature has been reached.
- 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
- pyrrhic victory — a victory or goal achieved at too great a cost.
- quadruplication — one of four copies or identical items, especially copies of typewritten material.
- 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.
- 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.
- quasihistorical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- quiche lorraine — a quiche containing bits of bacon or ham and often cheese.
- quickie divorce — the formal ending of a marriage by law, carried out in a faster manner than usual, esp online
- racial minority — a group of a certain race that are in the minority compared to a larger group, the rest of the population, etc
- rack-and-pinion — of or relating to a mechanism in which a rack engages a pinion: rack-and-pinion steering.
- 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 broadcast — sth transmitted via radio signal
- 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
- 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
- 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.
- receiving order — court order
- reception class — A reception class is a class that children go into when they first start school at the age of four or five.