12-letter words containing d, r
- aramid fiber — a fiber having resistance to high temperatures and great strength, formed from an aramid and used in materials for bulletproof vests and radial tires.
- aran islands — a group of three islands in the Atlantic, off the W coast of the Republic of Ireland: Aranmore or Inishmore (the largest), Inishmaan, and Inisheer. Pop: 1280 (2002). Area: 46 sq km (18 sq miles)
- archdeaconry — the office, rank, or duties of an archdeacon
- archdiocesan — Relating to an archdiocese.
- archdioceses — Plural form of archdiocese.
- arched truss — a truss having an archlike form but unlike a true arch in that it is free to move horizontally at its base, as in expanding or contracting because of temperature changes.
- archiannelid — (zoology) Any member of the Archiannelida.
- arctic daisy — a daisy, Chrysanthemum arcticum, of arctic regions, having asterlike heads of white or lilac flowers.
- arden-arcade — suburb of Sacramento, in central Calif.: pop. 96,000
- arfvedsonite — a type of hornblende with the composition Na3(Fe,Mg)4FeSi8O22(OH)2
- aria da capo — an operatic aria in three sections with the first and third sections alike and the middle section contrasting.
- armada chest — an iron or iron-bound strongbox of the 17th or 18th century.
- armed forces — The armed forces or the armed services of a country are its military forces, usually the army, navy, marines, and air force.
- armor-plated — An armor-plated vehicle or building has a hard metal covering in order to protect it from gunfire and other missiles.
- armored rope — rope made of wire-wrapped hempen strands that is used in salvage work.
- armoured car — a fast lightly armed and armoured vehicle, mainly used for reconnaissance
- around about — Around about means approximately.
- arrival date — Your arrival date is the date that you are expected to come to a hotel or other location.
- arsenic acid — a white poisonous soluble crystalline solid used in the manufacture of arsenates and insecticides. Formula: H3AsO4
- arseniureted — combined with arsenic
- art director — a person responsible for the sets and costumes in a film
- arterialized — Simple past tense and past participle of arterialize.
- artiodactyle — (zoology) One of the Artiodactyla, a group of ungulates.
- artiodactyls — Plural form of artiodactyl.
- arts student — a person studying an arts subject
- ash-coloured — silver-grey in colour
- ass-backward — the wrong way round; back to front; in the opposite order to what is considered normal
- assbackwards — in an order or way reverse from the usual: You've sewn the sleeve on assbackwards.
- assortedness — the position of being sorted, grouped or harmonized with, well or badly, or provided with a good or bad assortment or mixture
- astrodynamic — Pertaining to astrodynamics.
- at the ready — If you have something at the ready, you have it in a position where it can be quickly and easily used.
- atharva-veda — the fourth and latest Veda, largely consisting of priestly spells and incantations
- auctioneered — Simple past tense and past participle of auctioneer.
- auditorially — Anatomy, Physiology. pertaining to hearing, to the sense of hearing, or to the organs of hearing.
- autodestruct — likely to or possessing the power to destroy or obliterate itself or its possessor
- autodiallers — Plural form of autodialler.
- award-winner — person or thing that wins an award
- axe-murderer — someone who commits murderer with an axe
- axillary bud — a bud that is borne at the axil of a leaf and is capable of developing into a branch shoot or flower cluster.
- bachelor pad — a flat in which a bachelor lives
- bachelorhood — the state of being a bachelor.
- backgrounded — Simple past tense and past participle of background.
- backgrounder — A backgrounder is a short article in a newspaper or magazine that provides background information about a particular subject.
- backswordman — a person who uses a backsword.
- backwardness — toward the back or rear.
- bacteria bed — a layer of sand or gravel used to expose sewage effluent, in its final stages, to air and the action of microorganisms
- bactericidal — any substance capable of killing bacteria.
- bactericides — Plural form of bactericide.
- bacteriocide — Alternative form of bactericide.
- bad hair day — People sometimes say they are having a bad hair day when they do not feel very happy or relaxed, especially because their hair does not look good.