18-letter words containing i, b, r, t, u
- 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.
- 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.
- rub shoulders with — to mix with socially or associate with
- rubbish collection — the collection of domestic refuse for disposal
- saturation bombing — intense area bombing intended to destroy everything in the target area.
- 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.
- sodium tetraborate — borax1 .
- 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.
- squirting cucumber — a Mediterranean plant, Ecballium elaterium, of the gourd family, whose ripened fruit forcibly ejects the seeds and juice.
- 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.
- subsistence farmer — a farmer who consumes most of the produce he grows, leaving little or nothing to be marketed
- substitute teacher — educator: replaces sb temporarily
- supraorbital ridge — browridge.
- the baptist church — any of various Protestant churches that believe in the baptism of believers
- the general public — the people in a society; people in general
- the-master-builder — a play (1892) by Ibsen.
- transfinite number — an infinite cardinal or ordinal number.
- transubstantiation — the changing of one substance into another.
- 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.
- united arab states — a former (1958–61) federation of the United Arab Republic (Egypt and Syria) and Yemen.
- universalizability — the thesis that any moral judgment must be equally applicable to every relevantly identical situation
- urban homesteading — homesteading (def 2).
- 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.
- weberian apparatus — (in certain fishes) a chain of small bones and ligaments connecting the inner ear with the air bladder.
- westinghouse brake — a railroad air brake operated by compressed air.
- white man's burden — the alleged duty of white colonizers to care for nonwhite indigenous subjects in their colonial possessions.
- wood-burning stove — cooker: fueled by wood