12-letter words containing a, n, o, l
- bletheration — nonsense!
- block caving — a method of mining a large block of ore by systematically undercutting so the ore will cave. Compare cave (def 5a).
- block island — an island off the coast of and a part of Rhode Island, at the E entrance to Long Island Sound.
- block signal — a fixed railroad signal governing the movements of trains entering and using a given section of track.
- blood orange — a variety of orange all or part of the pulp of which is dark red when ripe
- blood spavin — a disease of the hock joint of horses in which enlargement occurs because of collected fluids (bog spavin) bony growth (bone spavin) or distention of the veins (blood spavin)
- bloodstained — Someone or something that is bloodstained is covered with blood.
- bloomingdale — a town in NE Illinois.
- blotting-pad — an object to one side of which a piece of blotting paper is attached for blotting text handwritten in ink
- boardsailing — windsurfing
- boatbuilding — Boatbuilding is the craft or industry of making boats.
- boating lake — a lake in a park where rowing boats can be hired
- bog of allen — a region of peat bogs in central Ireland, west of Dublin. Area: over 10 sq km (3.75 sq miles)
- boilermaking — metal-working in heavy industry; plating or welding
- bonnet glass — monteith (def 2).
- bonnet-glass — a large punch bowl, usually of silver, having a notched rim for suspending punch cups.
- bonnyclabber — clotted or curdled milk
- booklet pane — Philately. any of a number of panes or small pages of postage stamps, stapled together into a booklet for the convenience of users.
- boolean ring — a nonempty collection of sets having the properties that the union of two sets of the collection is a set in the collection and that the relative complement of each set with respect to any other set is in the collection.
- born-digital — relating to or noting documents, images, etc., that are created and managed in electronic form: electronic preservation of born-digital content; a born-digital e-book that will not be available in print.
- botticellian — Sandro [san-droh,, sahn-;; Italian sahn-draw] /ˈsæn droʊ,, ˈsɑn-;; Italian ˈsɑn drɔ/ (Show IPA), (Alessandro di Mariano dei Filipepi) 1444?–1510, Italian painter.
- boudin blanc — a boiled sausage made with light-colored meat, as veal or chicken, and without blood
- bougainville — an island in the W Pacific, in Papua New Guinea: the largest of the Solomon Islands: unilaterally declared independence in 1990; occupied by government troops in 1992, and granted autonomy in 2001. Chief town: Kieta. Area: 10 049 sq km (3880 sq miles)
- boulangerite — a bluish lead-gray mineral, lead antimony sulfide, Pb 5 Sb 4 S 11 , a minor ore of lead.
- bounce flash — a flash lamp designed to produce a bounced flash.
- bowel cancer — cancer of the colon
- bowling ball — a round, heavy ball for bowling, usually made of hard rubber or plastic, with holes drilled into it for the bowler's thumb and two fingers.
- bronze medal — A bronze medal is a medal made of bronze or bronze-coloured metal that is given as a prize to the person who comes third in a competition, especially a sports contest.
- brown hackle — an artificial fly having a peacock herl body, golden tag and tail, and brown hackle.
- buccolingual — of or relating to the cheek and tongue.
- buffalo gnat — any of various small North American blood-sucking dipterous insects of the genus Simulium and related genera: family Simuliidae
- burial mound — a barrow
- burnt almond — a sweet consisting of an almond enclosed in burnt sugar
- button quail — any small quail-like terrestrial bird of the genus Turnix, such as T. sylvatica (striped button quail), occurring in tropical and subtropical regions of the Old World: family Turnicidae, order Gruiformes (cranes, rails, etc)
- byelorussian — Byelorussian means belonging or relating to Byelorussia or to its people or culture.
- cacophonical — cacophonous
- caesalpinoid — of, relating to, or belonging to the Caesalpinoideae, a mainly tropical subfamily of leguminous plants that have irregular flowers: includes carob, senna, brazil, cassia, and poinciana
- calculations — Plural form of calculation.
- calibrations — Plural form of calibration.
- caliginosity — darkness
- call time on — If you call time on something, you end it.
- call to mind — to remember or cause to be remembered
- calorescence — the absorption of radiation by a body, subsequently re-emitted at a higher frequency (lower wavelength)
- calumniation — to make false and malicious statements about; slander.
- calumniators — Plural form of calumniator.
- calumniatory — of, involving, or using calumny; slanderous; defamatory.
- calumniously — in a calumnious manner
- camouflaging — Present participle of camouflage.
- canalisation — The conversion of a river or other waterway to a canal.
- canalization — the act of canalizing