16-letter words containing o, r, s, i
- aversion therapy — a method of suppressing an undesirable habit, such as excessive smoking, by causing the subject to associate an unpleasant effect, such as an electric shock or nausea, with the habit
- axis of symmetry — Mathematics. a straight line for which every point on a given curve has corresponding to it another point such that the line connecting the two points is bisected by the given line.
- azuero peninsula — a peninsula in SW Panama, bordered on the E by the Gulf of Panama.
- background music — music of any kind that is played while some other activity is going on, so that people do not actively attend to it
- background noise — any type of noise that is not the sound that you are specifically listening to or monitoring
- ballast resistor — ballast (def 5a).
- ballast-resistor — Nautical. any heavy material carried temporarily or permanently in a vessel to provide desired draft and stability.
- bargaining scope — the range of topics within the scope of a particular set of negotiations leading to a collective agreement
- baron tweedsmuir — the title of Scottish novelist John Buchan
- barrier of ideas — the representations of objects which certain accounts of perception interpose between the objects themselves and our awareness of them, so that, as critics argue, we can never know whether there is in reality anything which resembles our perceptions
- bartholomeu dias — Bartholomeu [bahr-too-loo-me-oo] /ˌbɑr tʊ lʊˈmɛ ʊ/ (Show IPA), c1450–1500, Portuguese navigator: discoverer of the Cape of Good Hope.
- basic dichromate — an orange-red, amorphous, water-insoluble powder, Bi 2 O 3 ⋅2CrO 3 , used chiefly as a pigment in paints.
- basic vocabulary — the set of lexical items in a language that are most resistant to replacement, referring to the most common and universal elements of human experience, such as parts of the body (foot, eye), universal features of the environment (water, star), common activities (eat, sleep), and the lowest numerals.
- basque provinces — an autonomous region of N Spain, comprising the provinces of Álava, Guipúzcoa, and Vizcaya: inhabited mainly by Basques, who retained virtual autonomy from the 9th to the 19th century. Pop: 1 840 700 (2003 est). Area: about 7250 sq km (2800 sq miles)
- bastard pointing — an imitation of tuck pointing, having a fillet made from the mortar of the joint.
- batch processing — manufacturing products or treating materials in batches, by passing the output of one process to subsequent processes
- bed-sitting room — a combined bedroom and sitting room serving as a one-room apartment
- behavioural sink — a small area in which people or animals live in overcrowded conditions
- bells of ireland — an annual garden plant, Moluccella laevis, whose flowers have a green cup-shaped calyx: family Lamiaceae (labiates)
- bertillon system — a system formerly in use for identifying persons, esp criminals, by means of a detailed record of physical characteristics
- beta abstraction — [lambda-calculus] The conversion of an expression to an application of a lambda abstraction to an argument expression. Some subterm of the original expression becomes the argument of the abstraction and the rest becomes its body. E.g. 4+1 --> (\ x . x+1) 4 The opposite of beta abstraction is beta reduction. These are the two kinds of beta conversion.
- bihar and orissa — a former province of NE India: now divided into the states of Bihar and Odisha (formerly Orissa).
- binocular fusion — fusion (def 5a).
- binocular-fusion — the act or process of fusing; the state of being fused.
- biometeorologist — the scientific study of the effects of natural or artificial atmospheric conditions, as temperature and humidity, on living organisms.
- bipolar disorder — Bipolar disorder is a mental illness in which a person's state of mind changes between extreme happiness and extreme depression.
- bird of paradise — A bird of paradise is a songbird which is found mainly in New Guinea. The male birds have very brightly coloured feathers.
- bird's-nest soup — a rich spicy Chinese soup made from the outer part of the nests of SE Asian swifts of the genus Collocalia
- bird-of-paradise — Also called bird-of-paradise flower. any of several plants of the genus Strelitzia, native to southern Africa, especially S. reginae, having a large, showy orange and blue inflorescence.
- birthday honours — (in Britain) honorary titles conferred on the official birthday of the sovereign
- bleeder resistor — a resistor connected across the output terminals of a power supply in order to improve voltage regulation and to discharge filter capacitors
- bluegrass region — a region in central Kentucky, famous for its horse farms and fields of bluegrass.
- boarding kennels — a place where dog owners can pay to have their dogs looked after while they are away
- bois de rose oil — rosewood oil.
- bordelaise sauce — a dark sauce made from meat stock, flour, wine, onions, seasonings, etc., served over broiled meat
- border leicester — a breed of sheep originally developed in the border country between Scotland and England by crossing English Leicesters with Cheviots: large numbers in Scotland, Australia, and New Zealand. It has a long white fleece with no wool on the head
- bornholm disease — an epidemic virus infection characterized by pain round the base of the chest
- borosilicic acid — any of several hypothetical acids that form borosilicates.
- boston cream pie — a cake of two layers with icing and a creamy filling
- boundary dispute — dispute between neighbours about the boundary between their properties
- braille embosser — Braille printer
- branchiopneustic — breathing by means of gills, as certain aquatic insect larvae.
- bring sb to book — If you bring someone to book, you punish them for an offence or make them explain their behaviour officially.
- bring sb to heel — If you bring someone to heel, you force them to obey you.
- bring to justice — to capture, try, and usually punish (a criminal, an outlaw, etc)
- bristlecone pine — a coniferous tree, Pinus aristata, of the western US, bearing cones with bristle-like prickles: one of the longest-lived trees, useful in radiocarbon dating
- british columbia — a province of W Canada, on the Pacific coast: largely mountainous with extensive forests, rich mineral resources, and important fisheries. Capital: Victoria. Pop: 4 400 057 (2011 est). Area: 930 532 sq km (359 279 sq miles)
- british honduras — Belize
- british longhair — a breed of large cat with a semi-long thick soft coat
- bronchial asthma — asthma.