15-letter words containing y, r
- autotetraploidy — the generation of the tetraploid state, created by the fusing of two nuclei from the same species
- autotrophically — through an autotrophic process
- auxiliary rotor — the tail rotor of a helicopter, used for directional and rotary control
- away-going crop — a crop planted by a tenant that matures after the expiration of the tenancy and is rightfully the tenant's to harvest.
- azerty keyboard — a common European version of typewriter keyboard layout with the characters a, z, e, r, t, and y positioned on the top row of alphabetic characters at the left side of the keyboard
- baconian theory — the theory attributing the authorship of Shakespeare's plays to Francis Bacon.
- barberry family — the plant family Berberidaceae, characterized by shrubs and herbaceous plants having very varied leaves and flowers and fruit in the form of a berry or capsule, and including the barberry, May apple, and Oregon grape.
- barley sandwich — a drink of beer, esp at lunch time
- barracks lawyer — a member of the armed forces who speaks or acts like an authority on military law, regulations, and the rights of service personnel.
- barry mountains — a mountain range in SE Australia, in E Victoria: part of the Australian Alps
- barycentrically — In a barycentric manner.
- basic anhydride — a compound formed by removing water from a more complex compound: an oxide of a nonmetal (acid anhydride) or a metal (basic anhydride) that forms an acid or a base, respectively, when united with water.
- basses-pyrenees — former name of Pyrénées-Atlantiques.
- bathymetrically — In a bathymetric way.
- bathythermogram — a record made by a bathythermograph.
- battery charger — a device that can restore the charge to a battery, usually by means of electricity
- battery farming — the activity of using batteries for raising poultry
- battleship gray — a subdued bluish gray.
- 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
- be carried away — to be moved to great or unreasoning emotion or enthusiasm
- beginning rhyme — the repetition of consonant sounds at the beginning of words; alliteration, as in The fair breeze blew, the white foam flew.
- ben day process — a method of adding texture, shading, or detail to line drawings by overlaying a transparent sheet of dots or any other pattern during platemaking
- benzyl butyrate — a liquid, C 11 H 14 O 2 , having a fruitlike odor, used as a plasticizer and in flavoring.
- benzyl chloride — a colorless, corrosive liquid, C 7 H 7 Cl, used chiefly as an intermediate in the synthesis of benzyl compounds.
- benzyl fluoride — a colorless liquid, C 7 H 7 F, used in organic synthesis.
- berkeley castle — a castle in Gloucestershire: scene of the murder of Edward II in 1327
- bias (ply) tire — a motor vehicle tire having a foundation of plies of rubberized cords in a crisscross pattern of lines diagonal to the center line of the tread
- bicycle touring — the activity of touring on a bicycle
- bidirectionally — in a bidirectional manner
- big bang theory — In astronomy the big bang theory is a theory that suggests that the universe was created as a result of an extremely large explosion.
- big muddy river — a river in SW Illinois, flowing SW into the Mississippi. About 120 miles (195 km) long.
- big sandy creek — a river in central Colorado, flowing NE and SE to the Arkansas River near Lamar: site of the 1864 Sand Creek Massacre. 200 miles (322 km) long.
- binary notation — a number system having a base of two, numbers being expressed by sequences of the digits 0 and 1: used in computing, as 0 and 1 can be represented electrically as off and on
- biobibliography — a bibliography containing biographical sketches of the authors listed.
- biogeochemistry — the science of biological, chemical, and geological aspects of the environment
- biostratigraphy — the examination of the ages of rock strata by using fossils
- bird's eye view — You say that you have a bird's eye view of a place when you are looking down at it from a great height, so that you can see a long way but everything looks very small.
- black raspberry — a plant, Rubus occidentalis, of E North America, that has black berry-like fruits
- blackberry bush — a bush on which blackberries grow
- blackberry lily — an ornamental Chinese iridaceous plant, Belamcanda chinensis, that has red-spotted orange flowers and clusters of black seeds that resemble blackberries
- blessed trinity — Trinity (def 1).
- 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
- body toning bar — a weighted exercise bar made of steel encased in a layer of foam, used for toning and strength training.
- 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.
- brachystomatous — having a short proboscis, as certain insects.
- braille display — (hardware) (Or "refreshable braille display", "refreshable display") An electromechanical device that renders braille with tiny, independently controlled pins used to represent the state of dots in braille cells. Each pin, in its "on" state, raises above the top of its hole in the screen; in its "off" state, it drops below the top of its hole. Older systems used tiny solenoids to control the state of the pins; modern systems are piezoelectric. Typical dimensions of a braille display are 1 line of 40 cells, each cell of two-by-eight dots.
- bread and honey — money
- break and entry — breaking and entering.
- breath analyzer — an instrument consisting of a small bag or tube filled with chemically treated crystals, into which a sample of a motorist's breath is taken as a test for intoxication.