18-letter words containing b, e, t, r, o, n
- obedience training — the training of an animal, especially a dog, to obey certain commands.
- object-orientation — object-oriented
- oblique projection — something that is oblique.
- octachlorobiphenyl — (organic compound) Either of twelve isomers of the polychlorinated biphenyl containing eight chlorine atoms.
- october revolution — Russian Revolution (def 2).
- on the back burner — low priority
- one's heart bleeds — used to express sympathetic grief, but often used ironically
- optical brightener — an additive that dyes and brightens fabric or paper
- oriental alabaster — alabaster (def 2).
- piperonyl butoxide — a light-brown liquid, C 1 9 H 3 0 O 5 , used chiefly as a synergist in certain insecticides.
- point-bearing pile — a pile depending on the soil or rock beneath its foot for support.
- portable equipment — Portable equipment is electrical equipment that can easily be moved from one place to another while in operation or while connected to the supply.
- prepositional verb — a combination of verb and preposition, often with idiomatic meaning, differing from other phrasal verbs in that an object must always follow the preposition, as take after in The children take after their mother.
- prometheus unbound — a drama in verse (1820) by Shelley.
- protease inhibitor — a drug that inhibits the action of protease, especially any of a class of antiviral drugs that prevent the cleavage and replication of HIV proteins.
- rabbit's-foot fern — hare's-foot fern.
- rabbit-proof fence — a fence through which rabbits are unable to pass
- 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.
- remains to be seen — If you say that it remains to be seen whether something will happen, you mean that nobody knows whether it will happen.
- 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.
- reverberation time — the time it takes for a sound made in a room to diminish by 60 decibels.
- ribbon development — housing or commercial buildings built along a stretch of road.
- rubbish collection — the collection of domestic refuse for disposal
- saint john's bread — carob (def 2).
- selective abortion — the aborting of particular embryos for medical or social reasons
- shorthand notebook — a notebook used by a shorthand writer
- sindbad the sailor — (in The Arabian Nights' Entertainments), a wealthy citizen of Baghdad who relates the adventures of his seven wonderful voyages.
- small pastern bone — the part of the foot of a horse, cow, etc., between the fetlock and the hoof.
- sodium bicarbonate — a white, crystalline, water-soluble solid, in powder or granules, NaHCO 3 , usually prepared by the reaction of soda ash with carbon dioxide or obtained from the intermediate product of the Solvay process by purification: used chiefly in the manufacture of sodium salts, baking powder, and beverages, as a laboratory reagent, as a fire extinguisher, and in medicine as an antacid.
- software backplane — (programming, tool) A CASE framework from Atherton.
- stand-by generator — an electrical system which operates automatically in case the usual system malfunctions
- stationary bicycle — an exercise bike
- stroustrup, bjarne — Bjarne Stroustrup
- 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.
- tectorial membrane — membrane in the inner ear that covers the organ of Corti
- the bird has flown — the person in question has fled or escaped
- thermonuclear bomb — hydrogen bomb.
- to bare one's soul — If you bare your soul, you tell someone your most secret thoughts and feelings.
- to be above ground — to be alive
- to be on the radar — to be noticed or important
- to be on the rocks — if something such as a marriage or a business is on the rocks, it is experiencing very severe difficulties and looks likely to end very soon
- to bear witness to — If a person or thing bears witness to something, they show or say that it exists or happened.
- to put years on sb — if you say that something such as an experience or a way of dressing has put years on someone, you mean that it has made them look or feel much older
- to the manner born — a way of doing, being done, or happening; mode of action, occurrence, etc.: I don't like the manner in which he complained.
- transmission brake — A transmission brake is a brake that operates on the transmission system of a vehicle rather than directly on the wheels.
- transporter bridge — a bridge for carrying passengers and vehicles by means of a platform suspended from a trolley.
- 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.