16-letter words containing c, r, o, i, s
- recording studio — place where music is recorded
- recreational sex — sex for the purpose of pleasure rather than reproduction, without the commitment of a relationship
- rectus abdominis — a long flat muscle that extends along the whole length of both sides of the abdomen. It flexes the vertebral column, particularly the lumbar portion; it also tenses the anterior abdominal wall and assists in compressing the abdominal contents
- recursion theory — (theory) The study of problems that, in principle, cannot be solved by either computers or humans.
- reinsurance pool — the grouping of insurers that provide partial or complete insurance coverage to other insurers for (a risk on which a policy has already been issued)
- releasing factor — a substance usually of hypothalamic origin that triggers the release of a particular hormone from an endocrine gland.
- relocation costs — payment made by an employer or a government agency to cover removal expenses and other costs incurred by an employee who is required to take up employment elsewhere
- reporting clause — A reporting clause is a clause which indicates that you are talking about what someone said or thought. For example, in 'She said that she was hungry', 'She said' is a reporting clause.
- resonant circuit — A resonant circuit combines an inductor and capacitor to make a circuit that responds to a frequency.
- restricted stock — unregistered stock, as that issued privately as compensation to corporate executives subject to special conditions.
- restriction play — a limited number of opening moves that are predetermined by their chance selection from an accepted list.
- restriction site — the place on a DNA molecule where a restriction enzyme acts.
- retrocessionaire — a reinsurance company that accepts or takes a retrocession.
- richmond heights — a city in E Missouri, near St. Louis.
- risus sardonicus — fixed contraction of the facial muscles resulting in a peculiar distorted grin, caused esp by tetanus
- rocket scientist — a specialist in rocketry.
- royal commission — (in Britain) a body set up by the monarch on the recommendation of the prime minister to gather information about the operation of existing laws or to investigate any social, educational, or other matter. The commission has prescribed terms of reference and reports to the government on how any change might be achieved
- saccharification — to convert (starch) into sugar.
- sangre de cristo — a mountain range in S Colorado and N New Mexico: a part of the Rocky Mountains. Highest peak, Blanca Peak, 14,390 feet (4385 meters).
- savonarola chair — a chair of the Renaissance having a number of transverse pairs of curved legs, crossing beneath the seat and rising to support the arms and back.
- saxo grammaticus — c1150–1206? Danish historian and poet.
- scar tissue code — (humour, programming) Old code that is commented out but still included in the current release.
- scarborough lily — a plant, Vallota speciosa, of the amaryllis family, native to southern Africa, having clusters of funnel-shaped, scarlet flowers.
- schlieren method — a method for detecting regions of differing densities in a clear fluid by photographing a beam of light passed obliquely through it.
- schneider trophy — a trophy for air racing between seaplanes of any nation, first presented by Jacques Schneider (1879–1928) in 1913; won outright by Britain in 1931
- school inspector — an official whose job is to inspect schools and to report on their quality and conditions
- school librarian — a librarian who works in or is in charge of a school library
- schoolgirl crush — an infatuation that a young girl has, usually for an older man such as a teacher or an actor, which is seen as superficial and unlikely to last for long
- schoolteacherish — showing characteristics thought to be typical of a schoolteacher, as strictness and primness.
- score points off — to gain an advantage at someone else's expense
- scottish borders — a council area in SE Scotland, on the English border: created in 1996, it has the same boundaries as the former Borders Region: it is mainly hilly, with agriculture (esp sheep farming) the chief economic activity. Administrative centre: Newtown St Boswells. Pop: 108 280 (2003 est). Area: 4734 sq km (1827 sq miles)
- scottish terrier — one of a Scottish breed of small terriers having short legs and a wiry, steel-gray, brindled, black, sandy, or wheaten coat.
- scribbling block — scratch pad.
- scrovegni chapel — Arena Chapel.
- secondary tissue — tissue derived from cambium.
- secured creditor — a creditor who has a secured loan
- security council — the division of the United Nations charged with maintaining international peace, composed of five permanent members (U.S., Russian Federation, France, United Kingdom, and the People's Republic of China) and ten temporary members, each serving for two years.
- security officer — civilian, policeman or soldier who is responsible for security in a town or country
- sedimentary rock — rock formed from compacted minerals
- selective memory — an ability to remember some facts while apparently forgetting others, especially when they are inconvenient
- self-deprecation — belittling or undervaluing oneself; excessively modest.
- self-description — a statement, picture in words, or account that describes; descriptive representation.
- self-destruction — the destruction or ruination of oneself or one's life.
- self-lubrication — the process of becoming lubricated without external factors
- self-preoccupied — preoccupied by one's own concerns
- self-proclaiming — to announce or declare in an official or formal manner: to proclaim war.
- self-pronouncing — having the pronunciation indicated, especially by diacritical marks added on original spellings rather than by phonetic symbols: a self-pronouncing dictionary.
- self-reproducing — to make a copy, representation, duplicate, or close imitation of: to reproduce a picture.
- self-restriction — something that restricts; a restrictive condition or regulation; limitation.
- semiconservative — disposed to preserve existing conditions, institutions, etc., or to restore traditional ones, and to limit change.