12-letter words containing d, i, s, u, a
- postdiluvian — existing or occurring after the Biblical Flood.
- praseodymium — a rare-earth, metallic, trivalent element, named from its green salts. Symbol: Pr; atomic weight: 140.91; atomic number: 59; specific gravity: 6.77 at 20°C.
- prison guard — an officer in charge of prisoners in a jail
- promuscidate — shaped like a proboscis
- prussic acid — weakly acidic extremely poisonous aqueous solution of hydrogen cyanide
- pseudoanemia — Pathology. a quantitative deficiency of the hemoglobin, often accompanied by a reduced number of red blood cells and causing pallor, weakness, and breathlessness.
- pseudopodial — a temporary protrusion of the protoplasm, as of certain protozoans, usually serving as an organ of locomotion or prehension.
- 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.
- quadragesima — the first Sunday in Lent.
- quadrillions — Plural form of quadrillion.
- quadrisected — Simple past tense and past participle of quadrisect.
- quadrisonics — quadraphony.
- 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.
- quasi-feudal — of, relating to, or of the nature of a fief or fee: a feudal estate.
- quindecagons — Plural form of quindecagon.
- 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.
- radicicolous — living on the roots of plants
- radicivorous — feeding on the roots of plants
- 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.
- res judicata — a thing adjudicated; a case that has been decided.
- russian doll — wooden figures that nest inside one other
- rutlandshire — a former county, now part of Leicestershire, in central England.
- sago pudding — a sweet pudding made with sago and milk
- samurai bond — a bond issued in Japan and denominated in yen, available for purchase by nonresidents of Japan
- sapindaceous — belonging to the Sapindaceae, the soapberry family of plants.
- saudi arabia — a kingdom in N and central Arabia, including Hejaz, Nejd, and dependencies. About 600,000 sq. mi. (1,554,000 sq. km). Capital: Riyadh.
- scouring pad — a small pad, as of steel wool or plastic mesh, used for scouring pots, pans, etc.
- scratchbuild — to build a scale model of something from scratch, that is, from raw materials like wood, clay or paper
- scuba diving — deep-sea swimming
- sendai virus — a paramyxovirus that tends to cause cell fusion: in inactive form, used in biological research to produce cells with multiple nuclei of different genetic constitutions.
- short radius — the perpendicular distance from the centre of a regular polygon to a side
- sinusoidally — Mathematics. of or relating to a sinusoid.
- slide guitar — bottleneck (def 3).
- sniff around — dog: try to pick up scent
- soda biscuit — a biscuit having soda and sour milk or buttermilk as leavening agents.
- sodium amide — a white, crystalline, water-insoluble, flammable powder, NaNH 2 , used chiefly in the manufacture of sodium cyanide and in organic synthesis.
- solar radius — the unit, equivalent to the radius of the sun, in which the radii of stars and other celestial objects are given.
- sounion head — the tip of the Attica peninsula, E central Greece: site of ancient temple ruins.
- south island — the largest island of New Zealand. 58,093 sq. mi. (150,460 sq. km).
- spade guinea — a guinea decorated with a spade-shaped shield, coined during the reign of George III
- spinal fluid — cerebrospinal fluid
- spiral-bound — having a spiral binding.
- spud-bashing — the task of peeling potatoes, given as a punishment
- squared ring — boxing ring.
- standing cup — a tall decorative cup of the Middle Ages and Renaissance, having a raised cover.
- stick around — to pierce or puncture with something pointed, as a pin, dagger, or spear; stab: to stick one's finger with a needle.
- stradivarius — a violin or other instrument made by Stradivari or his family.
- studdingsail — a light sail, sometimes set outboard of either of the leeches of a square sail and extended by booms.
- studio glass — art glass produced by an independent artisan in the studio.
- sub-additive — something that is added, as one substance to another, to alter or improve the general quality or to counteract undesirable properties: an additive that thins paint.