15-letter words containing l, d, r
- apostles' creed — a concise statement of Christian beliefs dating from about 500 ad, traditionally ascribed to the Apostles
- appendicularian — of or relating to a family of molluscs (Appendicularia) characterized by their long tail appendages
- apple-pie order — perfect order or condition
- approved school — In Britain in the past, an approved school was a boarding school where young people could be sent to stay if they had been found guilty of a crime.
- archibald prize — an annual prize awarded by the Trustees of the Art Gallery of New South Wales since 1921, for outstanding contributions to art, letters, science, and politics
- argyll and bute — a council area in W Scotland on the Atlantic Ocean: in 1975 the historical counties of Argyllshire and Bute became part of Strathclyde region; in 1996 they were reinstated as a single unitary authority. Argyll and Bute is mountainous and includes the islands of Bute, Mull, Islay, and Jura. Administrative centre: Lochgilphead. Pop: 91 300 (2003 est). Area: 6930 sq km (2676 sq miles)
- atlantic ridley — ridley (def 1).
- atlantic-ridley — ridley (def 1).
- auditor general — (in Canada) a federal official responsible for auditing government departments and making an annual report
- autotetraploidy — the generation of the tetraploid state, created by the fusing of two nuclei from the same species
- baggage handler — a person who moves baggage onto and off planes at an airport
- balanced rudder — a rudder so designed that the center of water pressure on the forward face, when turned, lies about halfway along the length, minimizing the turning effort required.
- ballroom dancer — a person who participates in ballroom dancing
- bandpass filter — A bandpass filter is a filter designed to pass all frequencies within a band of frequencies.
- bandstop filter — A bandstop filter is a filter designed to eliminate all frequencies within a band of frequencies.
- banner headline — A banner headline is a large headline in a newspaper that stretches across the front page.
- barium chloride — a poisonous compound, BaCl2, consisting of flat white crystals that are soluble in water: it is used to treat water, metals, leather, etc.
- barley sandwich — a drink of beer, esp at lunch time
- bathurst island — an island off the coast of N Nunavut, Canada, in the Arctic Archipelago: present south of the North Magnetic Pole nearby. 7609 sq. mi. (19,707 sq. km).
- battle hardened — toughened by the experience of battle
- be delivered of — to give birth to
- beach goldenrod — a composite plant, Solidago sempervirens, of eastern and southern North America, having a thick stem and large, branched, one-sided terminal clusters of yellow flowers, flourishing on sea beaches or salt marshes.
- bearded vulture — lammergeier
- bedroom slipper — a soft shoe worn in the house
- belt-and-braces — providing double security, in case one security measure should fail
- benedict arnold — Benedict, 1741–1801, American general in the Revolutionary War who became a traitor.
- benzal chloride — a colorless, oily liquid, C 7 H 6 Cl 2 , used chiefly in the synthesis of benzaldehyde, and in the manufacture of dyes.
- 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.
- bevelled mirror — a mirror with a bevelled edge
- bidirectionally — in a bidirectional manner
- bilateral trade — a system of trading between two countries in which each country attempts to balance its trade with that of the other
- billiard parlor — poolroom (def 1).
- biodestructible — biodegradable
- black horehound — a hairy unpleasant-smelling chiefly Mediterranean plant, Ballota nigra, having clusters of purple flowers: family Lamiaceae (labiates)
- bladder campion — a European caryophyllaceous plant, Silene vulgaris, having white flowers with an inflated calyx
- blank cartridge — a cartridge containing powder but no bullet: used in battle practice or as a signal
- blasting powder — a form of gunpowder made with sodium nitrate instead of saltpeter, used chiefly for blasting rock, ore, etc.
- blending center — A blending center is a place for mixing fluids, gases, and powders.
- blessed trinity — Trinity (def 1).
- blockade runner — a person, ship etc that tries to carry goods through a blockade
- blockade-runner — a ship or person that passes through a blockade.
- blocked records — (storage) Several records written as a contiguous block on magnetic tape so that they may be accessed in a single I/O operation. Blocking increases the amount of data that may be stored on a tape because there are fewer inter-block gaps. It requires that the tape drive or processor have a sufficiently large buffer to store the whole block.
- blood corpuscle — one of the cells in the blood
- 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.
- blue wood aster — a composite plant, Aster cordifolius, of North America, having heart-shaped leaves and pale-blue 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
- board of health — an agency with responsibility for health in state, country, etc
- board of parole — an agency that determines which prisoners are to be released on parole