13-letter words containing a, b, o, r
- doublespeaker — a person who uses doublespeak
- draughtboards — Plural form of draughtboard.
- draughtsboard — The board on which draughts is played, resembling a chessboard but (depending on the game variation) often having a side length of ten squares rather than eight.
- drawing board — a rectangular board on which paper is placed or mounted for drawing or drafting.
- drop the ball — a spherical or approximately spherical body or shape; sphere: He rolled the piece of paper into a ball.
- durable goods — Durable goods or durables are goods such as televisions or cars which are expected to last a long time, and are bought infrequently.
- durban poison — a particularly potent variety of cannabis grown in Natal
- east by north — a point on the compass 11°15′ north of east. Abbreviation: EbN.
- easter bonnet — an especially pretty or fancy hat designed for a woman to wear to church on Easter Sunday or, especially, in an Easter parade
- ebola (virus) — an RNA virus (family Filoviridae) that causes fever, internal bleeding, and, often, death
- edward gibbon — Edward, 1737–94, English historian.
- elasmobranchs — Plural form of elasmobranch.
- electron beam — a beam or stream of electrons emitted by a single source that move in the same direction and at the same speed
- embryological — Of or pertaining to embryology.
- embryonically — In an embryonic way.
- encourageable — Able to be encouraged; suggestible.
- endobronchial — (anatomy) Pertaining to the lining of the bronchi.
- equilibration — The formation, or maintenance, of an equilibrium.
- equilibratory — Relating to the physical sense of balance, or equilibrium.
- erin go bragh — Ireland forever
- erythroblasts — Plural form of erythroblast.
- erythrophobia — Abnormal and persistent fear of blushing.
- exacerbations — Plural form of exacerbation.
- exportability — The property of being exportable.
- fabric ribbon — a typewriter ribbon made of inked material
- faculty board — the governing body of a faculty
- farm labourer — a person engaged in physical work on a farm
- farm-to-table — noting or relating to fresh, locally sourced food sold to local consumers or restaurants: farm-to-table meats and seasonal vegetables.
- favorableness — Alternative spelling of favourableness.
- feedback form — A feedback form is a paper with questions on it and spaces marked where you should write the answers. It asks a hotel guest if they enjoyed their stay and what could be improved.
- fibromuscular — (anatomy) Of or pertaining to both fibrous and muscular tissue.
- fibrovascular — composed of fibrous and conductive tissue, as in the vascular systems of higher plants: a fibrovascular bundle.
- flatbed lorry — a lorry with a flat platform for its body
- float chamber — Automotive. the bowl-shaped section of a carburetor in which a reserve of fuel is maintained, the fuel level being regulated by a float.
- floating ribs — the eleventh and twelfth pairs of ribs, not attached to the breastbone or to other ribs but only to the vertebrae
- flooring brad — a brad having a very small head, made in lengths from 2 to 4 inches (5 to 10 cm).
- floral emblem — a flower or plant serving as the emblem of a city, state, nation, etc.
- fluorocarbons — Plural form of fluorocarbon.
- flutterboards — Plural form of flutterboard.
- flying boxcar — a large airplane designed to carry cargo.
- for sb's part — When you are describing people's thoughts or actions, you can say for her part or for my part, for example, to introduce what a particular person thinks or does.
- for sb's sake — When you do something for someone's sake, you do it in order to help them or make them happy.
- forced labour — labour done because of force; compulsory labour
- formidability — causing fear, apprehension, or dread: a formidable opponent.
- fort campbell — a military reservation in SW Kentucky and NW Tennessee, NW of Clarksville, Tenn., and SW of Hopkinsville, Ky.
- fort dearborn — a former U.S. fort on the site of Chicago, 1803–37.
- francis bacon — Francis (Baron Verulam, Viscount St. Albans) 1561–1626, English essayist, philosopher, and statesman.
- free on board — law: delivered by ship free of charge to buyer
- frobisher bay — an inlet of the Atlantic in NE Canada, in the SE coast of Baffin Island
- fuel air bomb — a type of bomb that spreads a cloud of gas, which is then detonated, over the target area, causing extensive destruction