10-letter words containing a, b, k
- black ruff — a large, blackish, pelagic fish, Centrolophus niger, of the Atlantic Ocean, chiefly along the coast of Europe.
- black rust — a stage in any of several diseases of cereals and grasses caused by rust fungi in which black masses of spores appear on the stems or leaves
- black sage — a shrubby Californian plant, Salvia mellifera, of the mint family, having an interrupted spike of lavender-blue or white flowers.
- black sash — (formerly, in South Africa) an organization of women opposed to apartheid
- black shag — a large dark-coloured shag, Phalacrocorax carbo novaehollandis, of Australasian waters
- black site — a secret facility used by a country's military as a prison and interrogation centre, whose existence is denied by the government
- black spot — If you describe a place, time, or part of a situation as a black spot, you mean that it is particularly bad or likely to cause problems.
- black stem — a disease of plants, characterized by blackened stems and defoliation, caused by any of several fungi, as Ascochyta imperfecta or Mycosphaerella lethalis.
- black swan — a phenomenon that occurs even though it had been thought to be impossible
- black taxi — a minibus used to transport workers from the townships to the city centres
- black tern — a small tern with a black head and body, Chlidonias niger, found on all continents except Australasia
- black titi — See under titi2 .
- blackamoor — a Black African or other person with dark skin
- blackbeard — nickname of (Edward) Teach
- blackberry — A blackberry is a small, soft black or dark purple fruit.
- blackboard — A blackboard is a dark-coloured board that you can write on with chalk. Blackboards are often used by teachers in the classroom.
- blackfella — an Aborigine or Black person
- blackguard — an unprincipled contemptible person; scoundrel
- blackheart — an abnormal darkening of the woody stems of some plants, thought to be caused by extreme cold
- blackheath — a residential district in SE London, mainly in the boroughs of Lewisham and Greenwich: a large heath formerly notorious for highwaymen
- blacklands — an area of fertile soil in Texas
- blackpatch — a disease of red and white clover, caused by an unidentified fungus and characterized by brown or blackish lesions on the plant.
- blackplate — cold-rolled sheet steel before pickling or cleaning.
- blacksburg — a town in SW Virginia.
- blackshirt — (in Europe) a member of a fascist organization, esp a member of the Italian Fascist party before and during World War II
- blacksmith — A blacksmith is a person whose job is making things by hand out of metal that has been heated to a high temperature.
- blacksnake — any of several Old World black venomous elapid snakes, esp Pseudechis porphyriacus (Australian blacksnake)
- blackstone — Sir William. 1723–80, English jurist noted particularly for his Commentaries on the Laws of England (1765–69), which had a profound influence on jurisprudence in the US
- blackstrap — a kind of port wine
- blackthorn — a thorny Eurasian rosaceous shrub, Prunus spinosa, with black twigs, white flowers, and small sour plumlike fruits
- blackwater — a stream stained dark with peat
- blank tape — magnetic tape that has no recorded sound or image, as an unused or erased tape.
- blank wall — an impassable barricade or obstacle; a situation in which further progress is impossible: Attempts to get information by questioning the neighbors ran into a blank wall.
- blanketing — a large, rectangular piece of soft fabric, often with bound edges, used especially for warmth as a bed covering.
- blastodisk — germinal disk
- block coal — bituminous coal that breaks into large lumps or cubical blocks.
- block lava — volcanic lava occurring as rough-surfaced jagged blocks
- block mast — a short mast from the head of which a lateen yard is suspended.
- blockboard — a type of plywood in which soft wood strips are bonded together and sandwiched between two layers of veneer
- blood bank — A blood bank is a place where blood which has been taken from blood donors is stored until it is needed for people in hospital.
- blue shark — a shark of the species Prionace glauca, found in temperate and tropical waters
- blue-black — Something that is blue-black is bluish black in colour.
- bluejacket — a sailor in the Navy
- body track — the tracks of a railroad yard used for switching or sorting cars.
- boko haram — a militant and violent Islamic organization established in NE Nigeria in 2002 and also active in Niger, Chad, and Cameroon
- bone black — a fine charcoal made by burning animal bones in closed containers: used as a pigment, in refining sugar, etc.
- boneshaker — an early type of bicycle having solid tyres and no springs
- bonus pack — anything sold with a product and marketed as a useful and free extra
- book match — a match in or from a matchbook.
- book share — a share of a mutual fund credited to the account of a shareholder without the physical issuance of a certificate evidencing ownership.