12-letter words containing r, e, d, s, a
- preadmission — (in a reciprocating engine) admission of steam or the like to the head of the cylinder near the end of the stroke, as to cushion the force of the stroke or to allow full pressure at the beginning of the return stroke.
- preassembled — assembled prior to purchase
- predesignate — to designate beforehand.
- predestinate — Theology. to foreordain by divine decree or purpose.
- prediagnosis — Medicine/Medical. the process of determining by examination the nature and circumstances of a diseased condition. the decision reached from such an examination. Abbreviation: Dx.
- predischarge — of or pertaining to the period prior to discharge, esp prior to discharge from hospital or from employment
- preparedness — the state of being prepared; readiness.
- preset board — a control board for setting up theatrical lighting switches and dimmer readings in advance so that during a performance the lights can be automatically operated for one or several scenes.
- presidential — of or relating to a president or presidency.
- proboscidate — having a proboscis.
- proboscidean — pertaining to or resembling a proboscis.
- process data — data processing
- 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
- 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.
- quadragesima — the first Sunday in Lent.
- quadrisected — Simple past tense and past participle of quadrisect.
- quadruplexes — Plural form of quadruplex.
- 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
- 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.
- 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
- 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
- readjustment — an act of readjusting or the state of being readjusted.
- reclassified — to classify anew.
- red bandfish — a fish, Cepola haastii, found on the inner continental shelf around New Zealand: family Cepolidae
- red brigades — an extreme leftist terrorist organization in Italy.
- red goatfish — a goatfish, Mullus auratus.
- red larkspur — a plant, Delphinium nudicaule, of the buttercup family, native to the western coast of the U.S., having orange-red or sometimes yellow flowers.
- red nose day — a fund-raising day on behalf of the British charity organization Comic Relief, which culminates in a live telethon on BBC One
- redesignated — to mark or point out; indicate; show; specify.
- reduced mass — a quantity obtained when one particle is moving about another, larger particle that is also moving, equivalent to the mass of the smaller particle, were the larger particle not moving, and equal to the quotient of the product of the two masses divided by their sum.