15-letter words containing r, i, b, g, a, s
- roger bannister — Sir Roger (Gilbert) born 1929, English track and field athlete: first to run a mile in less than four minutes.
- saviour sibling — a child conceived through IVF and screened for compatibility with a terminally or seriously ill sibling in order to provide organ or cell donations as a form of treatment
- sibling rivalry — the feeling of competitiveness that often exists between brothers and sisters
- single-breasted — (of a coat, jacket, etc.) having a front closure directly in the center with only a narrow overlap secured by a single button or row of buttons.
- slab plastering — coarse plastering, as between the studs in a half-timbered wall.
- slavonian grebe — a N Eurasian or N American grebe with reddish underside and a black and gold crest; Podiceps auritus
- stamford bridge — a village in N England, east of York: site of a battle (1066) in which King Harold of England defeated his brother Tostig and King Harald Hardrada of Norway, three weeks before the Battle of Hastings
- starting blocks — the rigid blocks adjustable at an angle and mounted on a track against which a runner's shoes are placed to aid in starting
- straight-backed — having a straight, usually high, back: a straight-backed chair.
- string variable — data on which arithmetical operations will not be performed
- subject-raising — a rule that moves the subject of a complement clause into the clause in which it is embedded, as in the derivation of He is likely to be late from It is likely that he will be late
- suborganization — an organization within a larger organization
- tamarisk gerbil — gerbil (def 2).
- urban sociology — the sociological study of cities and their role in the development of society.