13-letter words containing t, r, a, p
- beaux-esprits — plural of bel-esprit.
- berber carpet — a type of plain coloured carpeting, usually cream, oatmeal or light brown
- best practice — Best practice is the way of running a business or providing a service that is recognized as correct or most effective.
- beta particle — a high-speed electron or positron emitted by a nucleus during radioactive decay or nuclear fission
- beta receptor — a receptor, found on the surface of some cells of the sympathetic nervous system, that is stimulated by certain adrenergic substances: such stimulation results in certain physiological responses, such as acceleration of the action of the heart and dilatation of the arteries supplying heart and skeletal muscles
- beta-receptor — a site on a cell, as of the heart, that, upon interaction with epinephrine or norepinephrine, controls heartbeat and heart contractability, vasodilation, smooth muscle inhibition, and other physiological processes.
- bias-ply tire — a vehicle tire in which the main plies or cords run across the bead.
- bibliotherapy — the use of reading as therapy
- bio-autograph — an analytical technique in which organic compounds are separated by chromatography and identified by studying their effects on microorganisms.
- bioautography — an analytical technique in which organic compounds are separated by chromatography and identified by studying their effects on microorganisms.
- bipartisanism — the quality of being bipartisan
- birth parents — a child's biological parents, regardless of whether they subsequently bring up the child
- black panther — (in the US) a member of a militant Black political party (1965–82) founded to end the political dominance of White people
- blepharoplast — a cylindrical cytoplasmic body in protozoa
- booby-trapped — (of a building, vehicle, etc) planted with a booby trap
- boom operator — a person who operates a boom
- border patrol — a government agency in charge of preventing terrorists, weapons, and illegal immigrants entering the country
- brachypterous — having very short or incompletely developed wings
- brachytherapy — a form of radiotherapy in which sealed sources of radioactive material are inserted temporarily into body cavities or directly into tumours
- bracket creep — an advance into a higher income tax bracket resulting from an increase in nominal income: the higher taxes, when combined with the effects of inflation, may produce a decline in real income
- breaker strip — breaker1 (def 4).
- breaker-strip — a person or thing that breaks.
- breast pocket — The breast pocket of a man's coat or jacket is a pocket, usually on the inside, next to his chest.
- breeches part — a male role played by an actress.
- bring to pass — to cause to happen
- butcher paper — heavy, moisture-resistant paper, as used for wrapping meat.
- butterfly pea — any of several leguminous plants of the genus Clitoria, as C. mariana, of North America, having pale-blue flowers.
- by reputation — If you know someone by reputation, you have never met them but you have heard of their reputation.
- c corporation — A C corporation is a type of corporation which is taxed on its income.
- calligraphist — fancy penmanship, especially highly decorative handwriting, as with a great many flourishes: She appreciated the calligraphy of the 18th century.
- camp-drafting — a competitive test, esp at an agricultural show, of horsemen's skill in drafting cattle
- campylobacter — a rod-shaped bacterium that causes infections in cattle and man. Unpasteurized milk infected with campylobacter is a common cause of gastroenteritis
- candy striper — a volunteer worker in a hospital
- candy-striped — (esp of clothing fabric) having narrow coloured stripes on a white background
- candy-striper — a person, often a teenager, who works as a volunteer in a hospital.
- cap-and-trade — denoting a scheme which allows companies with high greenhouse gas emissions to buy an emission allowance from companies which have fewer emissions, in a bid to reduce the overall impact to the environment
- cape hatteras — a promontory off the E coast of North Carolina, on Hatteras Island, which is situated between Pamlico Sound and the Atlantic: known as the "Graveyard of the Atlantic" for its danger to shipping
- cape-flattery — Cape, a cape in NW Washington, on the Olympic Peninsula, at the entrance to Juan de Fuca Strait.
- capellmeister — a person in charge of an orchestra, esp in an 18th-century princely household
- caprification — a method of pollinating the edible fig by hanging branches of caprifig flowers in edible fig trees. Parasitic wasps in the caprifig flowers transfer pollen to the edible fig flowers
- caprivi strip — narrow strip of land, c. 50 mi (80 km) wide, of NE Namibia, extending eastward to the Zambezi River: c. 300 mi (483 km) long
- cardiopathies — Plural form of cardiopathy.
- carpal tunnel — forearm to hand
- carpenter ant — any of a genus (Camponotus) of large ants that build nests in wooden buildings, tree trunks, etc. by gnawing out a complicated series of chambers
- carpenter bee — any large solitary bee of the genus Xylocopa and related genera that lays its eggs in tunnels bored into wood or in plant stems: family Apidae
- carpenterworm — the larva of the carpenterworm moth.
- carpet beetle — any of various beetles of the genus Anthrenus, the larvae of which feed on carpets, furnishing fabrics, etc: family Dermestidae
- carpet knight — a soldier who spends his life away from battle; idler
- carpet-weaver — a person who weaves carpets
- carpetbaggers — U.S. History. a Northerner who went to the South after the Civil War and became active in Republican politics, especially so as to profiteer from the unsettled social and political conditions of the area during Reconstruction.