12-letter words containing b, o, a, d
- dibenzofuran — an organic compound (C12H8O) composed of two benzene rings fused to a central furan ring
- dicarboxylic — containing two carboxyl groups in the molecule
- diploblastic — having two germ layers, the ectoderm and endoderm, as the embryos of sponges and coelenterates.
- direct labor — labor performed, as by workers on a production line, and considered in computing costs per unit of production.
- disallowable — to refuse to allow; reject; veto: to disallow a claim for compensation.
- discountable — That can be discounted (in all senses).
- discoverable — to see, get knowledge of, learn of, find, or find out; gain sight or knowledge of (something previously unseen or unknown): to discover America; to discover electricity. Synonyms: detect, espy, descry, discern, ascertain, unearth, ferret out, notice.
- dishonorable — showing lack of honor or integrity; ignoble; base; disgraceful; shameful: Cheating is dishonorable.
- dishonorably — In a dishonorable manner.
- dispatch box — a case or box used to hold valuables or documents, esp official state documents
- diving board — a springboard.
- documentable — a written or printed paper furnishing information or evidence, as a passport, deed, bill of sale, or bill of lading; a legal or official paper.
- dog and bone — a telephone
- domesticable — to convert (animals, plants, etc.) to domestic uses; tame.
- donald budge — (John) Donald, 1915–2000, U.S. tennis player.
- donets basin — a river rising in the SW Russian Federation near Belgorod, flowing SE through Ukraine to the Don River. About 650 miles (1045 km) long.
- double agent — a person who spies on a country while pretending to spy for it.
- double album — a commercial recording sold on two CDs or LPs
- double altar — an altar on which the Eucharist may be celebrated from either the liturgical east or the liturgical west side.
- double cream — (in France) a fresh, soft cheese with at least 60 percent fat, made from cow's milk enriched with cream.
- double eagle — a gold coin of the U.S., issued from 1849 to 1933, equal to 2 eagles or 20 dollars.
- double fault — (in tennis, squash, handball, etc.) two faults in succession, resulting in the loss of the point, the loss of the serve, or both.
- double major — a major with concentration in two separate fields of study
- double modal — a syntactic construction in which two modal auxiliaries occur consecutively within a clause, as might could in I might could help you.
- double sharp — a symbol (× or ) that raises by two semitones the pitch of the following note.
- double steal — a play in which two base runners steal a base each.
- double sugar — disaccharide.
- double track — two railways side by side, typically for traffic in two directions
- double-faced — practicing duplicity; hypocritical.
- double-glaze — If someone double-glazes a house or its windows, they fit windows that have two layers of glass which keeps the inside of the house warmer and quieter.
- double-space — to type (text, copy, etc.) leaving a full space between lines: Always double-space a term paper.
- doubleganger — doppelgänger.
- doubleheader — Sports. two games, as of baseball, between the same teams on the same day in immediate succession. two games, as of basketball, between two different pairs of teams on the same day in immediate succession.
- downloadable — Capable of being downloaded.
- draughtboard — checkerboard (def 1).
- drop a brick — a block of clay hardened by drying in the sun or burning in a kiln, and used for building, paving, etc.: traditionally, in the U.S., a rectangle 2.25 × 3.75 × 8 inches (5.7 × 9.5 × 20.3 cm), red, brown, or yellow in color.
- duke of alba — Duke of, Alva, Fernando Alvarez de Toledo.
- dutch harbor — a U.S. naval base on Unalaska Island, in the Aleutian Islands.
- ebb and flow — tidal movement
- egads button — a switch that triggers the destruction in flight of a malfunctioning missile.
- endomembrane — (biology) All the membraneous components inside a eukaryotic cell, including the nuclear envelope, endoplastic reticulum, and Golgi apparatus.
- fardel-bound — (of ruminants) having the food impacted in the third compartment of the stomach; costive; constipated.
- fascia-board — a band or fillet, as for binding the hair.
- fibroadenoma — a benign tumor originating from glandular tissue, as in the female breast.
- fingerboards — Plural form of fingerboard.
- flannelboard — a flannel-covered surface to which other flannel pieces, as letters of the alphabet, numbers, etc., adhere merely by contact, used mainly in schools as a visual aid.
- float bridge — a bridge, as from a pier to a boat, floating at one end and hinged at the other to permit loading and unloading at any level of water.
- flood basalt — a very extensive lava flow of basaltic composition that has issued from a fissure, often to be found as part of a series of such flows one on top of another, forming a plateau
- flutterboard — a kickboard.
- forward bias — a voltage applied to a circuit or device, esp a semiconductor device, in the direction that produces the larger current