15-letter words containing u, y
- barry mountains — a mountain range in SE Australia, in E Victoria: part of the Australian Alps
- basidiomycetous — belonging or pertaining to the basidiomycetes.
- bayeux tapestry — an 11th- or 12th-century embroidery in Bayeux, nearly 70.5 m (231 ft) long by 50 cm (20 inches) high, depicting the Norman conquest of England
- benzyl butyrate — a liquid, C 11 H 14 O 2 , having a fruitlike odor, used as a plasticizer and in flavoring.
- benzyl fluoride — a colorless liquid, C 7 H 7 F, used in organic synthesis.
- beyond question — a sentence in an interrogative form, addressed to someone in order to get information in reply.
- bicycle touring — the activity of touring on a bicycle
- big muddy river — a river in SW Illinois, flowing SW into the Mississippi. About 120 miles (195 km) long.
- biting housefly — a two-winged fly, Stomoxys calcitrans, having the mouthparts adapted for biting, and commonly a household and stable pest.
- blackberry bush — a bush on which blackberries grow
- bloody butchers — a hardy plant, Trillium sessile, common from New York to Georgia and westward, having stalkless, purple or green flowers.
- blue-eyed grass — any of various mainly North American iridaceous marsh plants of the genus Sisyrinchium that have grasslike leaves and small flat starlike blue flowers
- 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.
- 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.
- box huckleberry — a nearly prostrate evergreen huckleberry shrub, Gaylussacia brachycera, of central to eastern North America, having short clusters of white or pink flowers and blue fruit.
- boys' night out — an evening spent outside of the home by a group of men
- brachystomatous — having a short proboscis, as certain insects.
- bucket conveyor — a conveyor consisting of an endless chain with a series of buckets attached at regular intervals, used for moving ore, gravel, grain, or other bulk materials.
- bury st edmunds — a market town in E England, in Suffolk. Pop: 36 218 (2001)
- 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)
- butler's pantry — a pantry in a large house where crockery, glassware, cutlery, etc is kept
- butterfly chair — a lightweight chair consisting of a piece of canvas, leather, etc. slung from a framework of metal bars
- butterfly table — a small occasional table, usually having a round or oval top, with drop leaves supported by swinging brackets pivoted to the stretchers and to the underside of the top.
- butterfly valve — a disc that acts as a valve by turning about a diameter, esp one used as the throttle valve in a carburettor
- butterfly wedge — a wooden fastening in the form of a double dovetail for joining two boards at their edges.
- buy-back option — the option for a company to buy some or all of its shares from an investor, who acquired them by putting venture capital into the company when it was formed
- buys-ballot law — the law stating that if one stands with one's back to the wind, in the Northern Hemisphere the atmospheric pressure will be lower on one's left and in the Southern Hemisphere it will be lower on one's right: descriptive of the relationship of horizontal winds to atmospheric pressure.
- by all accounts — according to everyone
- calcareous clay — soil with high limestone content
- calcium cyanide — a white or grayish-black compound, Ca(CN) 2, used as an insecticide and rodent poison.
- calydonian hunt — the pursuit by Meleager, Atalanta, and others of a savage boar (Calydonian boar) sent by Artemis to lay waste to Calydon.
- 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
- cape chelyuskin — a cape in N central Russia, in N Siberia at the end of the Taimyr Peninsula: the northernmost point of Asia
- cardiopulmonary — of, relating to, or affecting the heart and lungs
- cassini-huygens — a NASA-ESA spacecraft launched in 1997 to study Saturn and its moons; Cassini entered orbit around the planet in 2004 and released the Huygens probe which landed on Titan in 2005
- cauchy sequence — fundamental sequence.
- chantilly-sauce — a town in N France, N of Paris: lace manufacture.
- chao k'uang-yin — (Tʾai Tsu) 927–976 a.d, Chinese emperor 960–976: founder of the Sung dynasty.
- character study — a work of fiction in which the delineation of the central character's personality is more important than the plot.
- charles doughty — Charles Montagu [mon-tuh-gyoo] /ˈmɒn təˌgyu/ (Show IPA), 1843–1926, English traveler and writer.
- chartophylacium — (in a medieval church) a place for the keeping of records and documents.
- chateau-thierry — a town in N central France, on the River Marne: scene of the second battle of the Marne (1918) during World War I. Pop: 14 967 (1999)
- chemoautotrophy — the process of deriving energy through oxidizing inorganic chemical compounds, as opposed to photosynthesis
- chudskoye ozero — Russian name of Peipus.
- circumambiently — in a circumambient manner
- citrus whitefly — See under whitefly.
- city councilman — a member of a city council
- cleistogamously — in a cleistogamous manner
- clock frequency — clock rate