12-letter words containing c, l, e, o
- biocoenology — the branch of ecology concerned with the relationships and interactions between the members of a natural community
- biomolecular — relating to a biomolecule
- biotechnical — relating to biotechnology
- bird colonel — a full colonel in the US Army
- black coffee — coffee with no milk, milk substitute, or cream added
- black comedy — a comedy dealing with an unpleasant situation in a pessimistic or macabre manner
- black copper — a regulus of 95-percent-pure copper, produced in a blast furnace by smelting oxidized copper ores.
- black forest — wooded mountain region in SW Germany
- black grouse — a large N European grouse, Lyrurus tetrix, the male of which has a bluish-black plumage and lyre-shaped tail
- black heroin — a very potent and addictive form of heroin that is dark-colored.
- black powder — gunpowder as used in sports involving modern muzzleloading firearms
- black sapote — a tropical American tree, Diospyros digyna, related to the persimmon, having sweet, edible, green fruit that turns black when ripe.
- black scoter — a scoter of Eurasia and North America, Melanitta nigra, the adult male of which is black.
- black tongue — canine pellagra.
- black-coated — (esp formerly) (of a worker) clerical or professional, as distinguished from commercial or industrial
- blastocoelic — of or relating to the blastocoel
- blastomycete — any of a genus (Blastomyces) of yeastlike imperfect fungi that cause diseases in people and animals
- blind corner — a corner where the view of the road ahead is completely obscured or very restricted
- block heater — an electrically operated immersion heater fitted either to enter the water hose or the water jacket surrounding the cylinder block of a motor to warm the coolant in cold weather.
- block letter — a plain capital letter
- block system — the system whereby a railway is divided up into separate sections of track where only one train can travel at a time
- blocked shoe — a dancing shoe with a stiffened toe that enables a ballet dancer to dance on the tips of the toes
- bloodcurdler — something causing great fright or horror: a bloodcurdler of a mystery novel.
- blue succory — a composite garden plant, Catananche caerulea, of southern Europe, having very hairy leaves and blue flower heads, used by the ancients as a love potion.
- bluestocking — A bluestocking is an intellectual woman.
- boghead coal — compact bituminous coal that burns brightly and yields large quantities of tar and oil upon distillation.
- boletic acid — fumaric acid.
- bolshevistic — of, relating to, or characteristic of Bolshevists or Bolshevism.
- bombe glacée — a dessert of ice cream lined or filled with custard, cake crumbs, etc
- bonnyclabber — clotted or curdled milk
- borosilicate — a salt of boric and silicic acids
- borscht belt — (sometimes initial capital letters) the hotels of the predominantly Jewish resort area in the Catskill Mountains, many of them offering nightclub or cabaret entertainment.
- 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.
- boucherville — a town in S Quebec, in E Canada, near Montreal, on the St. Lawrence.
- boulder clay — an unstratified glacial deposit consisting of fine clay, boulders, and pebbles
- bounce flash — a flash lamp designed to produce a bounced flash.
- bounce light — Also, bounce lighting. light that is bounced off a reflective surface onto the subject in order to achieve a softer lighting effect.
- bowel cancer — cancer of the colon
- box lacrosse — a form of lacrosse played indoors, usually on a hockey rink with a wooden floor, between two teams of six players.
- breechloader — any gun loaded at the breech
- breeze block — a cinder block.
- breeze-block — A breeze-block is a large, grey brick made from ashes and cement.
- bridge cloth — a tablecloth for a bridge table.
- brown hackle — an artificial fly having a peacock herl body, golden tag and tail, and brown hackle.
- butter cloth — a type of open, unsized muslin
- bye-election — a special election, not held at the time of a general election, to fill a vacancy in Parliament.
- cabriole leg — a type of furniture leg, popular in the first half of the 18th century, in which an upper convex curve descends tapering to a concave curve
- cadaverously — In a cadaverous manner.
- cadet school — a training establishment for cadets in the army
- 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