18-letter words containing b, o, n, u, s, i
- reversionary bonus — a bonus added to the sum payable on death or at the maturity of a with-profits assurance policy
- rubbish collection — the collection of domestic refuse for disposal
- rufous hummingbird — a reddish-brown hummingbird, Selasphorus rufus, of western North America.
- saturation bombing — intense area bombing intended to destroy everything in the target area.
- shrubby cinquefoil — a small shrub, Potentilla fruticosa, of the rose family, native to the Northern temperate region, having pinnate leaves and numerous, showy, bright-yellow flowers.
- simone de beauvoir — Simone [see-mawn] /siˈmɔn/ (Show IPA), (Lucie Ernestine Marie Bertrand) 1908–86, French playwright, novelist, and essayist.
- 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.
- sub-classification — to arrange in subclasses.
- 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.
- subsidiary company — a company whose controlling interest is owned by another company.
- transubstantiation — the changing of one substance into another.
- urban homesteading — homesteading (def 2).
- uriniferous tubule — a urine-bearing tubule in a nephron of a kidney.
- westinghouse brake — a railroad air brake operated by compressed air.
- wood-burning stove — cooker: fueled by wood
- working men's club — A working men's club is a place where working people, especially men, can go to relax, drink alcoholic drinks, and sometimes watch live entertainment.