15-letter words containing a, c, t, u, l
- 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)
- blue cattle dog — an Australian breed of dog with a bluish coat, developed for herding cattle
- bronchial tubes — the bronchi or their smaller divisions
- brussels carpet — a worsted carpet with a heavy pile formed by uncut loops of wool on a linen warp
- 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.
- bullock's heart — the large, edible fruit of a tropical American tree, Annona reticulata.
- bullock's-heart — the large, edible fruit of a tropical American tree, Annona reticulata.
- buryat republic — a constituent republic of SE central Russia, on Lake Baikal: mountainous, with forests covering over half the total area. Capital: Ulan-Ude. Pop: 981 000 (2002). Area: 351 300 sq km (135 608 sq miles)
- butterfly chair — a lightweight chair consisting of a piece of canvas, leather, etc. slung from a framework of metal bars
- by all accounts — according to everyone
- cabbage lettuce — any of several varieties of lettuce that have roundish flattened heads resembling cabbages
- cadmium sulfate — a water-soluble compound, CdSO 4 , of colorless crystals, used as an antiseptic.
- calabash nutmeg — a tropical African shrub, Monodora myristica, whose oily aromatic seeds can be used as nutmegs: family Annonaceae
- calcareous tufa — tufa
- calcium citrate — the calcium salt of citric acid, used as a food additive
- calcium lactate — a salt of lactic acid. Formula: Ca(C3H5O3)2·5H2O
- calcium nitrate — a white, deliquescent solid, Ca(NO 3) 2 , used chiefly in the manufacture of fertilizers, fireworks, matches, and explosives.
- calcium oxalate — a white, crystalline powder, CaC 2 O 4 , insoluble in water, used in making oxalic acid.
- calcium sulfate — Calcium sulfate is a white crystalline salt, used as a tablet diluent.
- calculated risk — a chance of failure, the probability of which is estimated before some action is undertaken.
- call to account — to insist on explanation
- call-out charge — a set amount charged for a repairman to come to one's house, or to a broken-down vehicle, which is added to the cost of the actual repair
- calydonian hunt — the pursuit by Meleager, Atalanta, and others of a savage boar (Calydonian boar) sent by Artemis to lay waste to Calydon.
- camelback truss — a roof truss having upper and lower chords curving upward from a common point at each side.
- cannot help but — to be unable to do anything else except
- canteen culture — the alleged clannishness of the police force, whereby the prevalent attitudes inhibit officers from reporting or speaking out against malpractice, racism, etc
- canterbury bell — a campanulaceous biennial European plant, Campanula medium, widely cultivated for its blue, violet, or white flowers
- canterbury lamb — New Zealand lamb exported chilled or frozen to the United Kingdom
- capital account — A country's capital account is the part of its balance of payments that is concerned with the movement of capital.
- capital surplus — any surplus of a business firm not derived from direct earnings or profits
- capitulationism — advocacy or approval of capitulation.
- capitulationist — advocacy or approval of capitulation.
- cardinal virtue — anything considered to be an important or characteristic virtue: Tenacity is his cardinal virtue.
- carl xvi gustaf — born 1946, king of Sweden from 1973
- castellated nut — a nut that has indentations similar to battlements
- catholic church — any of several Churches claiming to have maintained continuity with the ancient and undivided Church
- cauliflowerette — a single floret from the head of a cauliflower.
- caustic alcohol — sodium ethylate.
- central sudanic — a group of languages belonging to the Nilo-Saharan family, spoken in the northeastern Democratic Republic of the Congo, northern Uganda, southern Sudan, Chad, and the Central African Republic, and including Mangbetu.
- centrifugal box — a revolving chamber, used in the spinning of manufactured filaments, in which the plastic fibers, subjected to centrifugal force, are slightly twisted and emerge in the form of yarn wound into the shape of a hollow cylinder.
- champagne flute — a tall, thin champagne glass
- chantilly-sauce — a town in N France, N of Paris: lace manufacture.
- charles doughty — Charles Montagu [mon-tuh-gyoo] /ˈmɒn təˌgyu/ (Show IPA), 1843–1926, English traveler and writer.
- charlotte russe — a cold dessert made in a mould with sponge fingers enclosing a mixture of whipped cream, custard, etc
- chartophylacium — (in a medieval church) a place for the keeping of records and documents.
- child abduction — the crime of removing a child from its rightful home
- chromium-plated — having been plated with chromium