12-letter words containing o, n, t, u
- autorotation — the continuous rotation of a body in an airflow, such as that of the rotor blades of a helicopter in an unpowered descent
- autoxidation — oxidation by exposure to atmospheric oxygen
- autumn olive — a spiny shrub (Elaeagnus umbellata) of the oleaster family, having leaves covered with silvery or brown scales
- averruncator — a long pair of shears used for pruning the higher branches of trees
- ayuntamiento — (in Spain) a municipal council
- back country — The back country is an area that is a long way from any city and has very few people living in it.
- backcourtman — any of the players stationed in the backcourt; a guard
- backsolution — The process or result of backsolving.
- bank account — A bank account is an arrangement with a bank which allows you to keep your money in the bank and to take some out when you need it.
- banquet room — A banquet room is a room in a hotel where large formal meals for many people can be held.
- barbados nut — an ornamental, tropical American tree, Jatropha curcas, of the spurge family, having ivylike leaves, small, yellow or greenish-yellow flowers, and olive-shaped fruit yielding a purgative, poisonous oil.
- basset hound — A basset hound is a dog with short strong legs, a long body, and long ears. It is kept as a pet or used for hunting.
- battleground — A battleground is the same as a battlefield.
- bayonet bulb — an electric light bulb which is inserted into the socket against spring pressure and turned so that pins on its side engage in slots in the socket
- bean counter — You can describe people such as accountants and business managers as bean counters if you disapprove of them because you think they are only interested in money.
- bean sprouts — the sprouts of newly germinated mung beans, eaten as a vegetable, esp in Chinese dishes
- beardtongues — Plural form of beardtongue.
- beat up (on) — to give a beating to; thrash
- beaumontague — a cement-like substance used to fill in and hide cracks and holes in woodwork and metalwork
- beauty salon — A beauty salon is the same as a beauty parlour.
- belly button — Your belly button is the small round thing in the centre of your stomach.
- beyond doubt — You say that something is beyond doubt or beyond reasonable doubt when you are certain that it is true and it cannot be contradicted or disproved.
- bifunctional — having two functions
- binocularity — binocular characteristics
- biocomputing — the application of computing to problems in biology, biochemistry, and genetics
- bioturbation — the stirring of sediment by organisms
- biting louse — any wingless insect of the order Mallophaga, such as the chicken louse: external parasites of birds and mammals with biting mouthparts
- black tongue — canine pellagra.
- blastulation — the process of blastula formation
- blockbusting — A blockbusting film or book is one that is very successful, usually because it is very exciting.
- blue norther — a cold north wind that brings rapidly falling temperatures.
- blue pointer — a large shark, Isuropsis mako, of Australian coastal waters, having a blue back and pointed snout
- blue stilton — a rich cheese made from whole milk, blue-veined and very strong in flavour
- bluestocking — A bluestocking is an intellectual woman.
- boar-hunting — the practice of hunting wild boars
- boarding out — the local-authority practice of placing a client in a foster family or voluntary establishment and paying for it
- boatbuilding — Boatbuilding is the craft or industry of making boats.
- bonnet rouge — a red cap worn by ardent supporters of the French Revolution
- bottom round — a cut of beef taken from outside the round, which is below the rump and above the upper leg.
- boulangerite — a bluish lead-gray mineral, lead antimony sulfide, Pb 5 Sb 4 S 11 , a minor ore of lead.
- bouleuterion — a council chamber in ancient Greece.
- bounce light — Also, bounce lighting. light that is bounced off a reflective surface onto the subject in order to achieve a softer lighting effect.
- bouncing bet — a perennial soapwort (Saponaria officinalis) with clusters of pinkish flowers
- bounden duty — duty one has a moral obligation to perform
- box junction — (in Britain) a road junction having yellow cross-hatching painted on the road surface. Vehicles may only enter the hatched area when their exit is clear
- brain tumour — a tumour that is situated in the brain
- broncobuster — (in the western US and Canada) a cowboy who breaks in broncos or wild horses
- brontosaurus — any very large herbivorous quadrupedal dinosaur of the genus Apatosaurus, common in North America during Jurassic times, having a long neck and long tail: suborder Sauropoda (sauropods)
- brown butter — beurre noir.
- bubble point — the temperature at which bubbles just start to appear in a heated liquid mixture