12-letter words containing s, a, r, d
- presidential — of or relating to a president or presidency.
- prison guard — an officer in charge of prisoners in a jail
- proboscidate — having a proboscis.
- proboscidean — pertaining to or resembling a proboscis.
- process data — data processing
- prodigal son — a figure in a parable of Jesus (Luke 15:11–32); a wayward son who squanders his inheritance but returns home to find that his father forgives him.
- producer gas — a mixture of carbon monoxide and nitrogen produced by passing air over hot coke, used mainly as a fuel
- promuscidate — shaped like a proboscis
- propagandism — the art, system, or use of propaganda
- propagandist — a person involved in producing or spreading propaganda.
- prosodically — in a prosodic manner
- prussic acid — weakly acidic extremely poisonous aqueous solution of hydrogen cyanide
- pseudamphora — a Mycenaean vase having a spherical body, a spout on the shoulder, and a handle, curving across the top, supported by a solid conical neck.
- pseudocereal — any of several plants, as buckwheat and quinoa, that produce fruits and seeds used as flour but are not of the grass family.
- pseudography — writing that does not follow conventional spelling or usage
- pseudomartyr — someone falsely or inaccurately called a martyr
- pseudorabies — a highly contagious, usually fatal disease of cattle, sheep, and other animals, caused by the herpesvirus Herpes suis, and characterized by severe pruritus and progressive central nervous system involvement sometimes including an aggressive excitement phase.
- pseudorandom — noting or pertaining to random numbers generated by a definite computational process to satisfy a statistical test.
- pseudoscalar — a scalar quantity that changes sign when the sense of the orientation of the coordinate system is changed.
- push forward — keep advancing
- quadragesima — the first Sunday in Lent.
- quadrillions — Plural form of quadrillion.
- quadrisected — Simple past tense and past participle of quadrisect.
- quadrisonics — quadraphony.
- quadrumanous — four-handed; having all four feet adapted for use as hands, as monkeys.
- quadruplexes — Plural form of quadruplex.
- quai d'orsay — the quay along the south bank of the Seine in Paris, on which are located the Ministry of Foreign Affairs and other French government offices.
- quarterdecks — Plural form of quarterdeck.
- queenslander — a native or inhabitant of Queensland
- race suicide — the extinction of a racial or ethnic population that tends to result when, through the unwillingness or forbearance of its members to have children, the birthrate falls below the death rate.
- radar screen — a screen on equipment used in radar, a method for detecting the position and velocity of a distant object
- radar sensor — a sensor on equipment used in radar, a method for detecting the position and velocity of a distant object
- radical axis — the line such that tangents drawn from any point of the line to two given circles are equal in length.
- radical sign — the symbol √ or indicating extraction of a root of the quantity that follows it, as √25=5 or .
- radicicolous — living on the roots of plants
- radicivorous — feeding on the roots of plants
- radiesthesia — the ability to sense energy forces or radiation, esp from the human body
- radiesthetic — of or relating to radiesthesia
- radio source — a cosmic object or phenomenon, as a galaxy, pulsar, quasar, or the remnant of a supernova or of a galactic collision, that emits radio waves.
- radioisotope — a radioactive isotope, usually artificially produced: used in physical and biological research, therapeutics, etc.
- radiophonist — a person who produces radiophonic music
- raised beach — a wave-cut platform raised above the shoreline by a relative fall in the water level
- raisin bread — dough baked with dried grapes
- randallstown — a city in N Maryland, near Baltimore.
- rapeseed oil — a brownish-yellow oil obtained by expression from rapeseed and used chiefly as a lubricant, an illuminant, and in the manufacture of rubber substitutes.
- rat-infested — (of a place or vessel) that has many rats
- re-admission — the act of allowing to enter; entrance granted by permission, by provision or existence of pecuniary means, or by the removal of obstacles: the admission of aliens into a country.
- re-landscape — a section or expanse of rural scenery, usually extensive, that can be seen from a single viewpoint.
- reading desk — a desk for use in reading, especially by a person standing.
- reading list — a list of sources (recommended by a teacher or university lecturer) which provide additional or background information on a subject being studied