12-letter words containing d, i, a, c
- pteroic acid — a crystalline acid found in spinach
- pudding-face — a human face that is big and fat and resembles a pudding
- punditocracy — influential media pundits collectively.
- pyruvic acid — a water-soluble liquid, C 3 H 4 O 3 , important in many metabolic and fermentative processes, having an odor resembling that of acetic acid, prepared by the dehydration of tartaric acid: used chiefly in biochemical research.
- quadraphonic — of, noting, or pertaining to the recording and reproduction of sound over four separate transmission or direct reproduction channels instead of the customary two of the stereo system: a quadraphonic recording.
- quadraplegic — quadriplegic.
- quadriphonic — quadraphonic.
- quadriplegic — a person with quadriplegia.
- quadrisected — Simple past tense and past participle of quadrisect.
- quadrisonics — quadraphony.
- quadrophonic — Alternative spelling of quadraphonic.
- quinacridone — Any of a group of synthetic organic compounds whose molecules contain three benzene and two pyridine rings arranged alternately. They include a number of red to violet pigments.
- quindecagons — Plural form of quindecagon.
- quindecaplet — a group of 15
- 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.
- racemic acid — an isomeric modification of tartaric acid that is sometimes found in the juice of grapes in conjunction with the common dextrorotatory form and is optically inactive but can be separated into the two usual isomeric forms, dextrorotatory and levorotatory.
- radar picket — a ship, vehicle, or aircraft stationed at a distance from a protected force to increase radar detection range.
- radiator cap — a cap in the opening of a device for cooling an internal-combustion engine, through which coolant liquid can be added
- radical axis — the line such that tangents drawn from any point of the line to two given circles are equal in length.
- radical chic — the patronage of extremists or left-wing radicals by rich or famous people, as through invitations to social functions or public expressions of support.
- radical left — the faction representing extreme left-wing political views, often Marxist or Maoist in ideology.
- 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
- radiesthetic — of or relating to radiesthesia
- radio beacon — a radio station that sends a characteristic signal so as to enable ships or airplanes to determine their position or bearing by means of a radio compass.
- 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.
- radio-carbon — Also called carbon 14. a radioactive isotope of carbon with mass number 14 and a half-life of about 5730 years: widely used in the dating of organic materials.
- radio-collar — to attach a radio collar to (an animal).
- radioecology — the branch of ecology concerned with the effects of radioactivity on the environment
- radiolocator — radar.
- radiological — of or relating to radiology.
- radiolucency — almost entirely transparent to radiation; almost entirely invisible in x-ray photographs and under fluoroscopy.
- radiomimetic — (of drugs) producing effects similar to those produced by X-rays
- radionuclide — a radioactive nuclide.
- railroad car — a railway carriage or van
- raised beach — a wave-cut platform raised above the shoreline by a relative fall in the water level
- ravioli code — (jargon, humour) Object-oriented code consisting of a number of small and loosely-coupled software components. Presumably, the term is a compliment, contrasting the code with spaghetti code.
- re-educative — of or relating to re-education
- reaccredited — to ascribe or attribute to (usually followed by with): He was accredited with having said it.
- reacquainted — to make more or less familiar, aware, or conversant (usually followed by with): to acquaint the mayor with our plan.
- readjudicate — to pronounce or decree by judicial sentence.
- readmittance — the act or process of admitting someone or something again
- recalibrated — to determine, check, or rectify the graduation of (any instrument giving quantitative measurements).
- reciprocated — to give, feel, etc., in return.
- recirculated — to move in a circle or circuit; move or pass through a circuit back to the starting point: Blood circulates throughout the body.
- reclassified — to classify anew.
- redecoration — something used for decorating; adornment; embellishment: The gymnasium was adorned with posters and crepe-paper decorations for the dance.
- rededication — the act of dedicating.
- res judicata — a thing adjudicated; a case that has been decided.