13-letter words containing o, s, l
- blarney stone — a stone in Blarney Castle, in the SW Republic of Ireland, said to endow whoever kisses it with the gift of the gab and skill in flattery
- blasco ibanez — Vicente (biˈθente). 1867–1928, Spanish novelist, whose books include Blood and Sand (1909) and The Four Horsemen of the Apocalypse (1916)
- blasphemously — uttering, containing, or exhibiting blasphemy; irreverent; profane.
- blastogenesis — the theory that inherited characteristics are transmitted only by germ plasm
- blastomycosis — a fungal infection particularly affecting the lungs
- bledisloe cup — a trophy competed for, usually annually, by New Zealand and Australia since 1932
- blepharoplast — a cylindrical cytoplasmic body in protozoa
- blepharospasm — spasm of the muscle of the eyelids, causing the eyes to shut tightly, either as a response to painful stimuli or occurring as a form of dystonia
- block letters — Block letters are the same as block capitals.
- block release — the release of industrial trainees from work for study at a college for several weeks
- blood blister — a blister filled with blood
- blood glucose — Blood glucose is glucose (= a type of sugar) in the bloodstream.
- blood sausage — a kind of black sausage made from minced pork fat, pig's blood, and other ingredients
- blood vessels — any of the vessels, as arteries, veins, or capillaries, through which the blood circulates.
- blood-stained — stained with blood: a bloodstained knife.
- bloody caesar — a drink consisting of vodka, juice made from clams and tomatoes, and usually Worcester sauce and hot pepper sauce
- bloody sunday — (in Northern Ireland) 30th January 1972, when British soldiers shot dead thirteen marchers in Londonderry who were protesting against the UK government's policy of internment
- blot analysis — a technique for analysing biological molecules, such as proteins (Western blot analysis), DNA (Southern blot analysis), and RNA (Northern blot analysis), involving their separation by gel electrophoresis, transfer to a nitrocellulose sheet, and subsequent analysis by autoradiography
- blow a gasket — to burst out in anger
- blow sky-high — to destroy completely
- blue asbestos — a common name for the mineral crocidolite, a variety of asbestos found in Africa and Australia
- blue copperas — a salt, copper sulfate, CuSO 4 ⋅5H 2 O, occurring naturally as large transparent, deep-blue triclinic crystals, appearing in its anhydrous state as a white powder: used chiefly as a mordant, insecticide, fungicide, and in engraving.
- blue grosbeak — a grosbeak, Guiraca caerulea, of the U.S., Mexico, and Central America, the male of which is blue with two rusty bars on each wing.
- blue rockfish — a bluish-black rockfish, Sebastodes mystinus, inhabiting Pacific coastal waters of North America.
- body and soul — You use body and soul to mean every part of you, including your mind and your emotions.
- body brussels — a carpet made with three-ply or four-ply worsted yarn drawn up in uncut loops to form a pattern over the entire surface (body Brussels) or made of worsted or woolen yarns on which a pattern is printed (tapestry Brussels)
- bollito misto — an Italian dish of mixed meats, as beef, chicken, sausage, and veal, simmered with vegetables and seasonings in broth.
- bomb disposal — Bomb disposal is the job of dealing with bombs which have not exploded, by taking out the fuse or by blowing them up in a controlled explosion.
- bombastically — (of speech, writing, etc.) high-sounding; high-flown; inflated; pretentious.
- bonin islands — a group of 27 volcanic islands in the W Pacific: occupied by the US after World War II; returned to Japan in 1968. Largest island: Chichijima. Area: 103 sq km (40 sq miles)
- book of kells — Book of Kells.
- booster cable — either of a pair of electric cables having clamps at each end and used for starting the engine of a vehicle whose battery is dead.
- boots and all — making every effort; with no holds barred
- bosman ruling — an EU ruling that allows out-of-contract footballers to leave their clubs without the clubs receiving a transfer fee
- bottle-washer — a menial or factotum
- bouillabaisse — Bouillabaisse is a rich stew or soup of fish and vegetables.
- bounced flash — a flash bounced off a reflective surface, as a ceiling or wall, to illuminate a subject indirectly.
- bouncy castle — A bouncy castle is a large object filled with air, often in the shape of a castle, which children play on at a fairground or other outdoor event.
- boutros-ghali — ˈBoutros (ˈbutroʊs ) ; bo̅oˈtrōs) 1922- ; Egypt. diplomat: secretary-general of the United Nations (1992-96)
- box jellyfish — any of various highly venomous jellyfishes of the order Cubomedusae, esp Chironex fleckeri, of Australian tropical waters, having a cuboidal body with tentacles hanging from each of the lower corners
- brest litovsk — former name (until 1921) of Brest.
- brewer's mole — hairy-tailed mole.
- bridal shower — a party, held for a woman before her wedding, to which her friends bring gifts
- bristol board — a heavy smooth cardboard of fine quality, used for printing and drawing
- broadly based — Something that is broadly based involves many different kinds of things or people.
- broiler house — a building in which broiler chickens are reared in confined conditions
- bromo-seltzer — a compound containing a bromide, sodium bicarbonate, etc., used for relief from headaches and upset stomachs, and as a sedative
- bronchiolitis — a condition in which the small airways in the lungs become inflamed by a virus. It is most common in infants, who become breathless in severe cases. Recurrent attacks may lead to asthma
- brotherliness — of, like, or befitting a brother; affectionate and loyal; fraternal: brotherly love.
- buffalo chips — the dried dung of buffalo used as fuel, especially by early settlers on the western plains.