9-letter words containing a, b, o, l
- bifoliate — having only two leaves
- big labor — large labor unions collectively.
- billabong — a backwater channel that forms a lagoon or pool
- billboard — A billboard is a very large board on which posters are displayed.
- bilobular — having two lobules
- bilocular — divided into two chambers or cavities
- binocular — involving, relating to, seeing with or intended for both eyes
- binominal — of or denoting the binomial nomenclature
- binovular — relating to or derived from two different ova
- biohermal — a carbonate rock formation, in the form of an ancient reef or hummock, consisting of the fossilized remains of corals, algae, mollusks, and other sedentary marine life, and commonly surrounded by rock of a different lithology.
- biophilia — an innate love for the natural world, supposed to be felt universally by humankind
- biosocial — relating to the interaction of biological and social elements
- biostable — resistant to the effects of microorganisms
- black box — A black box is an electronic device in an aircraft which records information about its flights. Black boxes are often used to provide evidence about accidents.
- black cow — Midwestern U.S. a root beer float containing vanilla ice cream.
- black dog — depression or melancholy
- black fog — (in Cape Cod, Mass.) a dense fog.
- black fox — a red fox in a color phase in which its fur is mostly black.
- black oak — any of various North American oaks (esp. Quercus velutina) with dark bark or foliage
- black out — If you black out, you lose consciousness for a short time.
- black rod — (in Britain) an officer of the House of Lords and of the Order of the Garter, whose main duty is summoning the Commons at the opening and proroguing of Parliament
- black rot — any of various plant diseases of fruits and vegetables, producing blackening, rotting, and shrivelling and caused by bacteria (including Xanthomonas campestris) and fungi (such as Physalospora malorum)
- blackbody — a hypothetical body that would be capable of absorbing all the electromagnetic radiation falling on it
- blackcock — the male of the black grouse
- blackfoot — a member of a group of Native American peoples formerly living in the northwestern Plains
- blackmore — R(ichard) D(oddridge). 1825–1900, English novelist; author of Lorna Doone (1869)
- blackpoll — a North American warbler, Dendroica striata, the male of which has a black-and-white head
- blackpool — a town and resort in NW England, in Blackpool unitary authority, Lancashire on the Irish Sea: famous for its tower, 158 m (518 ft) high, and its illuminations. Pop: 142 283 (2001)
- blacktown — a city in New South Wales, SE Australia, near Sydney.
- blackwood — a tall Australian acacia tree, A. melanoxylon, having small clusters of flowers and curved pods and yielding highly valued black timber
- blackwork — embroidery done with black, usually silk, thread on white fabric, especially linen.
- bladebone — the scapula, or shoulder blade.
- bladework — skilful use of a blade, esp with reference to rowing
- bland out — to become bland
- blank out — If you blank out a particular feeling or thought, you do not allow yourself to experience that feeling or to have that thought.
- blankbook — a book containing blank pages, as a notebook or sketchbook.
- blast off — When a space rocket blasts off, it leaves the ground at the start of its journey.
- blast out — If music or noise is blasting out, loud music or noise is being produced.
- blepharo- — eyelid, eyelids
- bloatware — computer software with an excessive number of unnecessary features and, often, unnecessarily high memory and disc space requirements
- blockable — able to be blocked or prevented
- blockaded — the isolating, closing off, or surrounding of a place, as a port, harbor, or city, by hostile ships or troops to prevent entrance or exit.
- blockhead — a stupid person
- bloggable — interesting, enjoyable, or entertaining enough to be a topic for a blog or blog post
- blood gas — a gas, as oxygen or carbon dioxide, that is dissolved in plasma.
- bloodbath — If you describe an event as a bloodbath, you are emphasizing that a lot of people were killed very violently.
- bloodgate — an incident during the 2010 Heineken Cup quarter-final in which winger Tom Williams faked a bleeding mouth injury to create a substitution opportunity for his team, the Harlequins
- bloomsday — an annual celebration in Dublin on 16 June of the life of James Joyce and, in particular, his novel Ulysses, which is entirely set in Dublin on 16 June 1904
- blow away — If you say that you are blown away by something, or if it blows you away, you mean that you are very impressed by it.
- blow past — To blow out despite a safeguard. "The server blew past the 5K reserve buffer."