12-letter words containing d, o, a, b
- poster board — a thick, fairly stiff cardboard composed of layers of paper or paper pulp compressed together and typically used to support displays.
- 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.
- proboscidate — having a proboscis.
- proboscidean — pertaining to or resembling a proboscis.
- 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.
- radar beacon — a radar device at a fixed location that, on receiving a radar signal, automatically transmits a particular radar signal in reply, identifying itself and enabling navigators of ships and aircraft to determine their distance and direction from it.
- 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-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.
- radiobiology — the branch of biology dealing with the effects of radiation on living matter.
- ragged robin — a plant, Lychnis flos-cuculi, of the pink family, having pink or white flowers with dissected petals.
- rainbow bird — an Australian bee-eater, Merops ornatus, with brightly coloured plumage. It feeds in flight and nests in sandy burrows
- reading book — a book for people who are learning to read, to help them become accustomed to looking at and understanding written words
- record label — recorded music production company
- review board — panel appointed to reconsider a matter
- rhabdosphere — a minute sphere made up of rhabdoliths
- rhombohedral — a solid bounded by six rhombic planes.
- ride a hobby — to be excessively devoted to one's favorite pastime or subject
- rollaway bed — a bed on castors
- rollerblader — someone who skates using Rollerblades
- round barrow — a funerary barrow having a bell, disk, saucer, or pond shape, primarily of the Bronze Age and containing the cremated remains of corpses along with grave artifacts.
- roundaboutly — in a roundabout manner
- saddle block — a type of spinal anaesthesia producing sensory loss in the buttocks, inner sides of the thighs, and perineum
- sailboarding — windsurfing.
- samurai bond — a bond issued in Japan and denominated in yen, available for purchase by nonresidents of Japan
- san bernardo — a city in central Chile, S of Santiago.
- sandbox tree — a tropical American tree, Hura crepitans, of the spurge family, bearing a furrowed, roundish fruit about the size of an orange that when ripe and dry bursts with a sharp report and scatters the seeds.
- savings bond — a U.S. government bond with principal amounts up to $10,000.
- school board — a local board or committee in charge of public education.
- scraperboard — scratchboard.
- scratchboard — a cardboard coated with impermeable white clay and covered by a layer of ink that is scratched or scraped in patterns revealing the white surface below.
- scrieveboard — the drawing board of a shipbuilder
- scrive board — a floorlike construction on which the lines of a vessel can be drawn or scribed at full size.
- serial bonds — Serial bonds are bonds that are issued at the same time but have staggered maturity dates.
- shadow bands — slow-moving waves of light and dark observed to move across light-coloured surfaces on the earth just before and after totality in a solar eclipse. They are thought to originate from the effects of irregular atmospheric refraction
- shoulder bag — a handbag with shoulder strap attached.
- shoulder-bag — A shoulder-bag is a bag that has a long strap so that it can be carried on a person's shoulder.
- shuffleboard — a game in which standing players shove or push wooden or plastic disks with a long cue toward numbered scoring sections marked on a floor or deck.
- signal board — a board for displaying electrically transmitted signals and indicating their source.
- six-yard box — On a football pitch, the six-yard box is the rectangular area marked in front of the goal.
- skateboarder — person who rides skateboard
- sleeve board — a small-scale ironing board for pressing sleeves, especially a narrow board that fits inside a coat sleeve.
- snowboarding — a board for gliding on snow, resembling a wide ski, to which both feet are secured and that one rides in an upright position.
- sober-headed — characterized by clear, logical thinking; not fanciful or capricious.
- soda biscuit — a biscuit having soda and sour milk or buttermilk as leavening agents.
- soldier crab — a small blue Australian estuarine crab of the Mictyris genus usually found in large numbers
- speedboating — the act, practice, or sport of traveling in a speedboat.
- spiral-bound — having a spiral binding.
- subabdominal — below or beneath the abdomen
- subarachnoid — of, relating to, or situated below the arachnoid membrane.
- subdeaconate — subdiaconate.