15-letter words containing t, o, l
- bessel function — one of several transcendental functions, usually represented as power series, that are solutions to a group of related differential equations.
- beyond the pale — If you think that someone's actions or behaviour are not acceptable, you can say that they are beyond the pale.
- bicycle touring — the activity of touring on a bicycle
- bidirectionally — in a bidirectional manner
- billings method — a natural method of birth control that involves examining the colour and viscosity of the cervical mucus to discover when ovulation is occurring
- bioaccumulation — the process in which industrial waste, toxic chemicals, etc. gradually accumulate in living tissue
- bioavailability — the extent to which a drug or other substance is taken up by a specific tissue or organ after administration; the proportion of the dose of a drug that reaches the systemic circulation intact after administration by a route other than intravenous
- biodestructible — biodegradable
- biomathematical — relating to biomathematics
- biopsychologist — a field of psychology that deals with the effects of biological factors on behavior.
- biot-savart law — the law that the magnetic induction near a long, straight conductor, as wire, varies inversely as the distance from the conductor and directly as the intensity of the current in the conductor.
- 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 guillemot — a common guillemot, Cepphus grylle: its summer plumage is black with white wing patches and its winter plumage white with greyish wings
- 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
- black snakeroot — a tall bugbane, Cimicifuga racemosa, of the buttercup family, of eastern North America, having thin, tapering, toothed or deeply cut leaflets and branched clusters of small, white flowers.
- 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.
- bloodguiltiness — guilty of murder or bloodshed.
- bloody butchers — a hardy plant, Trillium sessile, common from New York to Georgia and westward, having stalkless, purple or green flowers.
- blossom-end rot — a disease of tomato and pepper caused by a deficiency of calcium, characterized by decay at the blossom end of the fruit.
- 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.
- blue cattle dog — an Australian breed of dog with a bluish coat, developed for herding cattle
- blue wood aster — a composite plant, Aster cordifolius, of North America, having heart-shaped leaves and pale-blue flowers.
- bo diddley beat — a type of syncopated Black rhythm, frequently used in rock music
- board of health — an agency with responsibility for health in state, country, etc
- 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 potatoes — potatoes, usually peeled, cooked in boiling water
- boom-bust cycle — A boom-bust cycle is a series of events in which a rapid increase in business activity in the economy is followed by a rapid decrease in business activity, and this process is repeated again and again.
- bottled in bond — stored in bonded warehouses for a stated length of time before being bottled, as some whiskey
- bottom-up model — (programming) A method for estimating the cost of a complete software project by combining estimates for each component.
- 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
- bouillotte lamp — a table lamp of the 18th century, having two or three adjustable candle brackets and a common shade sliding on a central shaft.
- bowel complaint — bowel disease or condition
- break the mould — If you say that someone breaks the mould, you mean that they do completely different things from what has been done before or from what is usually done.
- 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
- british telecom — the popular name for British Telecommunications Group plc, the dominant fixed line telecommunications and broadband internet provider in the United Kingdom
- bronchial tubes — the bronchi or their smaller divisions
- brooklyn center — a city in SE Minnesota, near Minneapolis.
- 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
- brussels sprout — Brussels sprouts are vegetables that look like tiny cabbages.
- bucket elevator — a chain of buckets for raising liquids or materials to a higher level
- buffalo currant — an ornamental shrub, Ribes odoratum, of the central U.S., having showy, drooping clusters of fragrant yellow flowers and edible black fruit.