15-letter words containing o, n, l, i
- bioaccumulation — the process in which industrial waste, toxic chemicals, etc. gradually accumulate in living tissue
- bioluminescence — the production of light by living organisms as a result of the oxidation of a light-producing substance (luciferin) by the enzyme luciferase: occurs in many marine organisms, insects such as the firefly, etc
- biomechanically — from a biomechanical point of view
- bishop auckland — a town in N England, in central Durham: seat of the bishops of Durham since the 12th century: light industries. Pop: 24 764 (2001)
- biting housefly — a two-winged fly, Stomoxys calcitrans, having the mouthparts adapted for biting, and commonly a household and stable pest.
- bituminous coal — a soft black coal, rich in volatile hydrocarbons, that burns with a smoky yellow flame. Fixed carbon content: 46–86 per cent; calorific value: 1.93 × 107 – 3.63 × 107 J/kg
- black mountains — a mountain range running from N Monmouthshire and SE Powys (Wales) to SW Herefordshire (England). Highest peak: Waun Fach, 811 m (2660 ft)
- black operation — a covert and undocumented military operation
- bladder campion — a European caryophyllaceous plant, Silene vulgaris, having white flowers with an inflated calyx
- blast injection — the injection of liquid fuel directly into the cylinder of an internal-combustion engine using a blast of high-pressure air to atomize the spray of fuel
- blasting powder — a form of gunpowder made with sodium nitrate instead of saltpeter, used chiefly for blasting rock, ore, etc.
- blenheim orange — a type of apple tree bearing gold-coloured apples
- blood poisoning — Blood poisoning is a serious illness resulting from an infection in your blood.
- bloodguiltiness — guilty of murder or bloodshed.
- blotch printing — a fabric-printing method in which the ground color is transferred from the cylinder and the motif retains the original hue of the cloth.
- blow one's mind — (in a human or other conscious being) the element, part, substance, or process that reasons, thinks, feels, wills, perceives, judges, etc.: the processes of the human mind.
- boarding school — A boarding school is a school which some or all of the pupils live in during the school term. Compare day school.
- boating holiday — a holiday spent sailing or travelling in a canal boat, cruiser, etc
- bodily function — A person's bodily functions are the normal physical processes that regularly occur in their body, particularly the ability to urinate and defecate.
- boil-in-the-bag — (of food) able to be boiled in a sealed bag until ready to eat
- boiled dressing — a cooked salad dressing thickened with egg yolks and often containing mustard.
- borderline case — a person or thing that is not clearly classifiable as something
- borough council — a local government body elected by a borough
- borough-english — (until 1925) a custom in certain English boroughs whereby the youngest son inherited land to the exclusion of his older brothers
- bottled in bond — stored in bonded warehouses for a stated length of time before being bottled, as some whiskey
- botulinum toxin — a pharmaceutical formulation of botulin used in minute doses to treat various forms of muscle spasm and for the cosmetic removal of wrinkles
- bowel complaint — bowel disease or condition
- boxer rebellion — a member of a Chinese secret society that carried on an unsuccessful uprising, 1898–1900 (Boxer Rebellion) principally against foreigners, culminating in a siege of foreign legations in Peking that was put down by an international expeditionary force.
- branchial pouch — one of a series of rudimentary outcroppings of the inner pharyngeal wall, corresponding to the branchial grooves on the surface.
- breaking plough — a plough with a long shallow mouldboard for turning virgin land or sod land
- bring into line — a mark or stroke long in proportion to its breadth, made with a pen, pencil, tool, etc., on a surface: a line down the middle of the page.
- bristol channel — an inlet of the Atlantic, between S Wales and SW England, merging into the Severn estuary. Length: about 137 km (85 miles)
- bristol fashion — clean and neat, with newly painted and scrubbed surfaces, brass polished, etc
- british council — an organization founded (1934) to extend the influence of British culture and education throughout the world
- bronchial tubes — the bronchi or their smaller divisions
- brooklyn bridge — a suspension bridge over the East River, in New York City, connecting Manhattan and Brooklyn: built 1867–84. 5989 feet (1825 meters) long.
- brown-tail moth — a white moth, Nygmia phaerrhoea, having a brown tuft at the end of the abdomen, the larvae of which feed on the foliage of various shade and fruit trees.
- brownfield site — a disused site envisaged for redevelopment
- buffer solution — a solution to which a salt of a weak acid or base has been added
- building worker — a labourer, bricklayer, etc who works in the construction industry
- bulimia nervosa — a disorder characterized by compulsive overeating followed by vomiting: sometimes associated with anxiety about gaining weight
- bulldog edition — the early edition of a morning newspaper, chiefly for out-of-town distribution
- business double — a double made to increase the penalty points earned when a player believes the opponents cannot make their bid.
- business school — A business school is a school or college which teaches business subjects such as economics and management.
- cacodaemoniacal — Demonic; evil.
- calamine lotion — a soothing lotion containing calamine
- calendarization — the process of calendarizing
- california gull — a large gull, Larus californicus, of the western U.S.
- california mink — cacomistle.
- california roll — a sushi roll containing avocado, cucumber, and crabmeat, or imitation crabmeat, wrapped in vinegared rice and seaweed.