12-letter words containing a, l, d, r
- platform bed — a bed, originating in Scandinavia in the 1930s, consisting of a simple shallow box for holding a mattress situated on a slightly recessed pedestal.
- play reading — the activity when a group of people read the parts of a play
- playing card — one of the conventional set of 52 cards in four suits, as diamonds, hearts, spades, and clubs, used in playing various games of chance and skill.
- polar wander — the movement of the earth's magnetic poles with respect to the geographic poles
- poodle-faker — a young man or newly commissioned officer who makes a point of socializing with women; ladies' man
- postal order — money order.
- postcardlike — (of a scene) resembling a postcard
- postdoctoral — of or relating to study or professional work undertaken after the receipt of a doctorate: postdoctoral courses.
- postprandial — after a meal, especially after dinner: postprandial oratory; a postprandial brandy.
- pot marigold — calendula (def 1).
- powder flask — a small flask of gunpowder formerly carried by soldiers and hunters.
- pre-prandial — You use pre-prandial to refer to things you do or have before a meal.
- preassembled — assembled prior to purchase
- precedential — of the nature of or constituting a precedent.
- premium deal — a commercial transaction in which a special incentive or bonus is offered
- presidential — of or relating to a president or presidency.
- primordially — constituting a beginning; giving origin to something derived or developed; original; elementary: primordial forms of life.
- procathedral — a church used temporarily as a cathedral.
- procedurally — of or relating to a procedure or procedures, especially of a court of law, legislative body, or law enforcement agency.
- 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.
- productional — the act of producing; creation; manufacture.
- profile drag — the sum of the surface friction drag and the form drag for a body moving subsonically through a fluid
- prolog-linda — 1. Prolog extended with Linda-style parallelism. Proc 4th Australian Conf on Artif Intell. 2. Neil MacDonald, U Edinburgh 1989. Another Prolog extended with Linda, implemented on a Computing Surface.
- prosodically — in a prosodic manner
- providential — of, relating to, or resulting from divine providence: providential care.
- prudentially — of, pertaining to, characterized by, or resulting from prudence.
- pseudocereal — any of several plants, as buckwheat and quinoa, that produce fruits and seeds used as flour but are not of the grass family.
- pseudoscalar — a scalar quantity that changes sign when the sense of the orientation of the coordinate system is changed.
- pyramidology — a belief system based on the supposed occult significance of the Egyptian pyramids
- pyritohedral — of or relating to a pyritohedron
- quadrangular — having four angles and four sides; having the shape of a quadrangle.
- quadraplegic — quadriplegic.
- quadriennial — quadrennial.
- quadrillions — Plural form of quadrillion.
- quadrinomial — consisting of four terms.
- quadriplegia — paralysis of all four limbs or of the entire body below the neck.
- quadriplegic — a person with quadriplegia.
- quadrivalent — having a valence of four; tetravalent.
- quadruplexes — Plural form of quadruplex.
- queenslander — a native or inhabitant of Queensland
- radiant flux — the time rate of flow of radiant energy.
- 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
- radio galaxy — a galaxy that emits much more strongly in the radio part of the spectrum than does a typical galaxy.
- radio-collar — to attach a radio collar to (an animal).
- radiobiology — the branch of biology dealing with the effects of radiation on living matter.
- radioecology — the branch of ecology concerned with the effects of radioactivity on the environment