18-letter words containing l, o, b, i, t
- public examination — an examination, such as a GCSE exam, that is set by a central examining board
- rabbit-foot clover — a plant, Trifolium arvense, having trifoliate leaves with narrow leaflets and fuzzy, cylindrical, grayish-pink flower heads.
- ragtag and bobtail — the riffraff; rabble: The ragtag and bobtail of every nation poured into the frontier in search of gold.
- range of stability — the angle to the perpendicular through which a vessel may be heeled without losing the ability to right itself.
- relational algebra — (database, theory) A family of algebra with a well-founded semantics used for modelling the data stored in relational databases, and defining queries on it. The main operations of the relational algebra are the set operations (such as union, intersection, and cartesian product), selection (keeping only some lines of a table) and the projection (keeping only some columns). The relational data model describes how the data is structured.
- return-flue boiler — a fire-tube boiler having flues that collect the combustion gases at the end of the boiler opposite the fire door and pass them through the boiler to an uptake above the fire door.
- ribbon development — housing or commercial buildings built along a stretch of road.
- rub shoulders with — to mix with socially or associate with
- rubbish collection — the collection of domestic refuse for disposal
- scottish blackface — a common breed of hardy mountain sheep having horns and a black face, kept chiefly on the mainland of Scotland
- selective abortion — the aborting of particular embryos for medical or social reasons
- september holidays — a period of time in September when people do not have to go to school, college or work
- significant symbol — a verbal or nonverbal gesture, as a word or smile, that has acquired a conventionalized meaning.
- sindbad the sailor — (in The Arabian Nights' Entertainments), a wealthy citizen of Baghdad who relates the adventures of his seven wonderful voyages.
- sir george gilbert — Barbara Ann, 1928–2012, Canadian figure skater.
- solomon rabinowitz — Solomon, Aleichem, Sholom.
- solubility product — the maximum number of undissociated ions, of an electrolyte in a saturated solution, capable at a given temperature of remaining in equilibrium with the undissolved phase of the solution.
- spin stabilization — a technique by which a bullet, rocket, etc, is made to spin around its longitudinal axis to assist it in maintaining a steady flight path
- stationary bicycle — an exercise bike
- sub-classification — to arrange in subclasses.
- subatomic particle — physics:
- subordinate clause — a clause that modifies the principal clause or some part of it or that serves a noun function in the principal clause, as when she arrived in the sentence I was there when she arrived or that she has arrived in the sentence I doubt that she has arrived.
- supraorbital ridge — browridge.
- symbolist movement — a movement beginning in French and Belgian poetry towards the end of the 19th century with the verse of Mallarmé, Valéry, Verlaine, Rimbaud, Maeterlinck, and others, and seeking to express states of mind rather than objective reality by making use of the power of words and images to suggest as well as denote
- tectorial membrane — membrane in the inner ear that covers the organ of Corti
- teleobjective lens — telephoto lens.
- television cabinet — a cabinet on which a television set is placed or in which it is encased
- the bird has flown — the person in question has fled or escaped
- the black mountain — a mountain range in S Wales, in E Carmarthenshire and W Powys. Highest peak: Carmarthen Van, 802 m (2632 ft)
- the bottomless pit — the underworld; hell
- tick all the boxes — to satisfy all of the apparent requirements for success
- tighten one's belt — a band of flexible material, as leather or cord, for encircling the waist.
- to be tickled pink — If you are tickled pink, you are extremely pleased about something.
- to bite the bullet — If someone bites the bullet, they accept that they have to do something unpleasant but necessary.
- to let it be known — If you let it be known that something is the case, or you let something be known, you make sure that people know it or can find out about it.
- to spill the beans — If you spill the beans, you tell someone something that people have been trying to keep secret.
- treaty obligations — obligations or duties that must be carried out by a party as according to a treaty they have entered into
- trobriand islander — a native or inhabitant of the Trobriand Islands of Papua New Guinea
- turbine ventilator — a ventilator, usually mounted on the roof of a building, deck of a ship, etc., having at its head a globular, vaned rotor that is rotated by the wind, conveying air through a duct to and from a chamber below.
- uriniferous tubule — a urine-bearing tubule in a nephron of a kidney.
- voluntary abortion — abortion (def 1).
- voluntary-abortion — Also called voluntary abortion. the removal of an embryo or fetus from the uterus in order to end a pregnancy.
- widemouth blindcat — any of several catfishes, as Satan eurystomus (widemouth blindcat) of Texas, that inhabit underground streams and have undeveloped eyes and unpigmented skin.
- without obligation — In advertisements, if a product or a service is available without obligation, you do not have to pay for that product or service until you have tried it and are satisfied with it.
- women's liberation — a movement to combat sexual discrimination and to gain full legal, economic, vocational, educational, and social rights and opportunities for women, equal to those of men.