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18-letter words containing b, i, r, t

  • metabolic syndrome — Pathology. a group of medical conditions present simultaneously in a patient, as high blood pressure, low HDL cholesterol levels, and an excess of abdominal fat, that increases a person's risk of heart disease, stroke, and diabetes. Also called insulin resistance syndrome.
  • microinvertebrates — Plural form of microinvertebrate.
  • middleburg heights — a town in N Ohio.
  • milkweed butterfly — monarch butterfly.
  • mixed-flow turbine — a water turbine in which water flows radially and axially through the rotating vanes
  • mountain cranberry — cowberry
  • moving bed reactor — A moving bed reactor is a reactor in which a layer of catalyst in the form of granules is moved between a reaction area and a regeneration area.
  • natural childbirth — childbirth involving little or no use of drugs or anesthesia and usually involving a program in which the mother is psychologically and physically prepared for the birth process.
  • nebular hypothesis — the theory that the solar system evolved from a mass of nebular matter: prominent in the 19th century following its precise formulation by Laplace.
  • neighborhood watch — a neighborhood surveillance program or group in which residents keep watch over one another's houses, patrol the streets, etc., in an attempt to prevent crime.
  • nobiliary particle — a preposition forming part of a title of nobility or surname, as French de or German von.
  • non-responsibility — the state or fact of being responsible, answerable, or accountable for something within one's power, control, or management.
  • noninterchangeable — That cannot be interchanged with another.
  • north bedfordshire — a city in Bedfordshire, in central England.
  • nuclear capability — If a country has nuclear capability, it is able to produce nuclear power and usually nuclear weapons.
  • 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).
  • optical brightener — an additive that dyes and brightens fabric or paper
  • oriental alabaster — alabaster (def 2).
  • pattern bargaining — a collective bargaining technique in which contract terms in one settlement are used as models to be imposed on other negotiating parties within an industry.
  • petite bourgeoisie — the portion of the bourgeoisie having the least wealth and lowest social status; the lower middle class.
  • pileolated warbler — either of two western subspecies of Wilson's warbler.
  • 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.
  • precipitable water — the total water vapor contained in a unit vertical column of the atmosphere.
  • 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.
  • probability theory — the theory of analyzing and making statements concerning the probability of the occurrence of uncertain events. Compare probability (def 4).
  • productivity bonus — an extra payment made to workers for being more productive or yielding more favourable results than normal
  • 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.
  • provably difficult — The set or property of problems for which it can be proven that no polynomial-time algorithm exists, only exponential-time algorithms.
  • pseudotuberculosis — an acute, sometimes fatal disease of rodents, birds, and other animals, including humans, caused by the bacterium Yersinia (Pasteurella) pseudotuberculosis, and characterized by the formation of nodules resembling those that result from tuberculosis.
  • public corporation — a corporation, owned and operated by a government, established for the administration of certain public programs.
  • public expenditure — spending by central government, local authorities, and public corporations
  • pyramus and thisbe — (in Greek legend) two lovers of Babylon: Pyramus, wrongly supposing Thisbe to be dead, killed himself and she, encountering him in his death throes, did the same
  • rabbit's-foot fern — hare's-foot fern.
  • rabbit-foot clover — a plant, Trifolium arvense, having trifoliate leaves with narrow leaflets and fuzzy, cylindrical, grayish-pink flower heads.
  • rabbit-proof fence — a fence through which rabbits are unable to pass
  • radiocarbon dating — the determination of the age of objects of organic origin by measurement of the radioactivity of their carbon content.
  • 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.
  • red-bellied turtle — any of several freshwater turtles of the genus Pseudemys, of the eastern and southern U.S., having red markings on the lower shell.
  • 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.
  • retirement benefit — a payment made to a retired person
  • 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.
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