20-letter words containing b, o, i, l, e, r
- particle beam weapon — a weapon that fires particle beams into the atmosphere or space
- pass in one's marble — to die
- pentobarbital sodium — a barbiturate drug used in medicine as a sedative and hypnotic. Formula: C11H17N2O3Na
- periodontal membrane — the collagenous, fibrous connective tissue between the cementum of the tooth and the alveolus.
- physical double star — two stars that appear as one if not viewed through a telescope with adequate magnification, such as two stars that are separated by a great distance but are nearly in line with each other and an observer (optical double star) or those that are relatively close together and comprise a single physical system (physical double star)
- public record office — an institution in which official records are stored and kept available for inspection by the public
- quasi-stellar object — quasar. Abbreviation: QSO.
- receivables turnover — A receivables turnover is a measure of cash flow that is calculated by dividing net credit sales by average accounts receivable.
- relative probability — a measure or estimate of the degree of confidence one may have in the occurrence of an event, defined as the limit of the proportion observed in a sample as the sample size tends to infinity
- republic of maldives — a republic occupying an archipelago of 1087 coral islands in the Indian Ocean, southwest of Sri Lanka: came under British protection in 1887; became independent in 1965 and a republic in 1968; member of the Commonwealth (1982–2016). The economy and infrastructure were severely damaged in the Indian Ocean tsunami of December 2004. Official language: Divehi. Official religion: (Sunni) Muslim. Currency: rufiyaa. Capital: Malé. Pop: 393 988 (2013 est). Area: 298 sq km (115 sq miles)
- ring of the nibelung — Richard Wagner's tetralogy of music dramas: Das Rheingold (completed 1869), Die Walküre (completed 1870), Siegfried (completed 1876), and Götterdämmerung (completed 1876): the cycle was first performed at Bayreuth, 1876.
- roller-blind shutter — curtain shutter.
- royal british legion — an organization founded in 1921 to provide services and assistance for former members of the armed forces
- ruby-crowned kinglet — an olive-gray, American kinglet, Regulus calendula, the male of which has an erectile, ruby crest.
- sailor's breastplate — a knot consisting of three overlapping loops formed by a single rope passed alternately over and under itself at crossings.
- semiautobiographical — pertaining to or being a fictionalized account of an author's own life.
- set the ball rolling — to open or initiate (an action, discussion, movement, etc)
- solid rocket booster — a solid-propellant strap-on rocket used to accelerate a missile or launch vehicle during liftoff. Abbreviation: SRB.
- special boat service — a unit of the Royal Marines specializing in reconnaissance and sabotage
- spherical aberration — variation in focal length of a lens or mirror from center to edge, due to its spherical shape.
- spotted crane's-bill — the American wild geranium, Geranium maculatum.
- telephone subscriber — a person who subscribes to a telephone service
- television broadcast — sth shown on tv
- tetrahydrocannabinol — a compound, C 21 H 30 O 2 , that is the physiologically active component in cannabis preparations (marijuana, hashish, etc.) derived from the Indian hemp plant or produced synthetically. Abbreviation: THC.
- the toronto blessing — a variety of emotional reactions such as laughing, weeping, and fainting, experienced by participants in a form of charismatic Christian worship
- to be walking on air — If you say that you are walking on air or floating on air, you mean that you feel extremely happy about something.
- to burst into flames — If something bursts into flames or bursts into flame, it suddenly starts burning strongly.
- to tighten your belt — If you have to tighten your belt, you have to spend less money and manage without things because you have less money than you used to have.
- tribromoacetaldehyde — bromal.
- tropical disturbance — a very weak, or incipient, tropical cyclone.
- vertical combination — the integration within one company of individual businesses working separately in related phases of the production and sale of a product.
- walton and weybridge — a city in Surrey, SE England: a London suburb.
- war of the rebellion — American Civil War.
- wardrobe malfunction — an embarrassing situation caused by the clothes a person is wearing
- white people problem — a fairly minor problem, complaint, etc., associated with a relatively high standard of living; a first world problem.
- wilson cloud chamber — cloud chamber.