12-letter words containing a, d, i, o
- birthday boy — the boy or man whose birthday is being celebrated
- block island — an island off the coast of and a part of Rhode Island, at the E entrance to Long Island Sound.
- blood spavin — a disease of the hock joint of horses in which enlargement occurs because of collected fluids (bog spavin) bony growth (bone spavin) or distention of the veins (blood spavin)
- bloodstained — Someone or something that is bloodstained is covered with blood.
- bloomingdale — a town in NE Illinois.
- blotting-pad — an object to one side of which a piece of blotting paper is attached for blotting text handwritten in ink
- boarding out — the local-authority practice of placing a client in a foster family or voluntary establishment and paying for it
- boardsailing — windsurfing
- boatbuilding — Boatbuilding is the craft or industry of making boats.
- body fascism — intolerance of those whose bodies do not conform to a particular view of what is desirable
- body repairs — repairs to the bodywork of cars
- bodyboarding — the sport of surfing using a bodyboard
- boletic acid — fumaric acid.
- bond washing — a series of deals in bonds made with the intention of avoiding taxation
- boogie board — a small, flexible plastic surfboard, ridden lying down.
- born-digital — relating to or noting documents, images, etc., that are created and managed in electronic form: electronic preservation of born-digital content; a born-digital e-book that will not be available in print.
- boudin blanc — a boiled sausage made with light-colored meat, as veal or chicken, and without blood
- boulevardier — (originally in Paris) a fashionable man, esp one who frequents public places
- braggadocios — empty boasting; bragging.
- bring around — If you bring someone around when they are unconscious, you make them become conscious again.
- broad-minded — If you describe someone as broad-minded, you approve of them because they are willing to accept types of behaviour which other people consider immoral.
- broadcasting — Broadcasting is the making and sending out of television and radio programmes.
- bud mutation — a variation produced by a genetic alteration in the bud such that the seeds produced by the resulting growth perpetuate the change in succeeding generations.
- buffalo bird — a cowbird, Molothrus ater, of North America.
- buoyancy aid — a type of usually foam-filled lifejacket designed for use in sports such as canoeing
- bur marigold — any plant of the genus Bidens that has yellow flowers and pointed fruits that cling to fur and clothing: family Asteraceae (composites)
- burial mound — a barrow
- cacodaemonic — Daemonic.
- caesalpinoid — of, relating to, or belonging to the Caesalpinoideae, a mainly tropical subfamily of leguminous plants that have irregular flowers: includes carob, senna, brazil, cassia, and poinciana
- call to mind — to remember or cause to be remembered
- calycoideous — calycoid
- campodeiform — resembling insects of the genus Campodea
- cannabinoids — Plural form of cannabinoid.
- caproic acid — oily acid found in milk
- capsaicinoid — (organic chemistry) Any of a class of irritant compounds, related to capsaicin, that are responsible for the heat of chilli peppers.
- carbonadoing — Present participle of carbonado.
- cardan joint — type of universal joint
- cardioactive — of or relating to a drug or other substance affecting the function of the heart.
- cardiographs — Plural form of cardiograph.
- cardiography — electrocardiograph.
- cardiologist — A cardiologist is a doctor who specializes in the heart and its diseases.
- cardiomegaly — abnormal enlargement of the heart.
- cardiophobia — An inordinate fear of heart disease.
- cardioplegia — deliberate arrest of the action of the heart, as by hypothermia or the injection of chemicals, to enable complex heart surgery to be carried out
- carisoprodol — a crystalline, water-soluble powder, C 12 H 24 N 2 O 4 , used as a muscle relaxant.
- carotid body — a small mass of cells and nerve endings adjacent to the carotid sinus that, in response to chemical changes in the blood, adjusts the respiratory rate.
- carriage dog — Dalmatian (sense 4)
- catadioptric — involving a combination of reflecting and refracting components
- cathiodermie — a beauty treatment for the skin, which involves using electrotherapy
- cathodically — in a cathodic manner, by using a cathode