19-letter words containing a, n, o, i, t, e
- relational database — an electronic database comprising multiple files of related information, usually stored in tables of rows (records) and columns (fields), and allowing a link to be established between separate files that have a matching field, as a column of invoice numbers, so that the two files can be queried simultaneously by the user.
- relational language — (language) Any kind of programming language that specifies output in terms of some property and some arguments. For example, if Tom has two brothers, Dick and Harry, a relational language will respond to the query "Who is Tom's brother?" with either Dick or Harry. Notice that unlike functional languages, relational languages do not require a unique output for each predicate/argument pair. Prolog is the best known relational language.
- relative complement — the set of elements contained in a given set that are not elements of another specified set.
- relief organization — humanitarian group
- religious education — religion as school subject
- relocation expenses — Relocation expenses are a sum of money that a company pays to someone who moves to a new area in order to work for the company. The money is to help them pay for moving house.
- repeat prescription — A repeat prescription is a prescription for a medicine that you have taken before or that you use regularly.
- representationalism — Also called representative realism. Epistemology. the view that the objects of perception are ideas or sense data that represent external objects, especially the Lockean doctrine that the perceived idea represents exactly the primary qualities of the external object.
- republic of vietnam — the name (from 1955–75) for South Vietnam, as an independent republic, following the division of the country in 1954 into North Vietnam and South Vietnam
- reserved occupation — in time of war, an occupation from which one will not be called up for military service
- resistance movement — a movement fighting (for freedom, etc), often secretly or illegally, against an invader in an occupied country or against the country's government, etc
- resonance radiation — radiation emitted by an atom or molecule, having the same frequency as that of an incident particle, as a photon, and usually involving a transition to the lowest energy level of the atom or molecule.
- resonant-jet engine — resojet engine.
- resorcinolphthalein — fluorescein.
- respiratory pigment — any of several colored protein substances, as hemoglobin and hemocyanin, in the circulatory system of animals and some plants, that combine reversibly with oxygen that is carried to the tissues
- reticular formation — a network of neurons in the brainstem involved in consciousness, regulation of breathing, the transmission of sensory stimuli to higher brain centers, and the constantly shifting muscular activity that supports the body against gravity.
- reticuloendothelial — pertaining to, resembling, or involving cells of the reticuloendothelial system.
- reversible reaction — a reaction that, depending on ambient conditions, can proceed in either of two directions: the production of the reaction products from the reactants, or the production of the original reactants from the formed reaction products. Compare equilibrium (def 4).
- rhetorical question — a question asked solely to produce an effect or to make an assertion and not to elicit a reply, as “What is so rare as a day in June?”.
- riemannian geometry — Also called elliptic geometry. the branch of non-Euclidean geometry that replaces the parallel postulate of Euclidean geometry with the postulate that in a plane every pair of distinct lines intersects. Compare hyperbolic geometry.
- right circular cone — a cone whose surface is generated by lines joining a fixed point to the points of a circle, the fixed point lying on a perpendicular through the center of the circle.
- rio grande do norte — a state in E Brazil. 20,464 sq. mi. (53,000 sq. km). Capital: Natal.
- romanian tenderloin — a cut of beef consisting of the diaphragm muscle.
- saint simon zelotes — one of the 12 apostles, who had probably belonged to the Zealot party before becoming a Christian (Luke 6:15). Owing to a misinterpretation of two similar Aramaic words he is also, but mistakenly, called the Canaanite (Matthew 10:4). Feast day: Oct 28 or May 10
- samoa standard time — a standard time used in the zone which includes American Samoa, corresponding to the mean solar time of the 165th meridian west of Greenwich, England: it is eleven hours behind Greenwich time
- sandwich generation — the generation of people still raising their children while having to care for their aging parents.
- sanitary protection — Sanitary protection is sanitary towels or tampons.
- santiago del estero — a city in N Argentina.
- satellite telephone — a type of mobile phone that connects to orbiting artificial satellites rather than terrestrial cell sites
- saturation coverage — news coverage (of an event, etc) that is very thorough in order not to miss any details
- scattersite housing — public housing, especially for low-income families, built throughout an urban area rather than being concentrated in a single neighborhood.
- scientific notation — a method for expressing a given quantity as a number having significant digits necessary for a specified degree of accuracy, multiplied by 10 to the appropriate power, as 1385.62 written as 1.386 × 10 3 .
- screen actors guild — a labor union for motion-picture performers, founded in 1933. Abbreviation: SAG.
- sea of tranquillity — Astronomy. Mare Tranquillitatis.
- seat belt tensioner — A seat belt tensioner is a device in a vehicle that pulls a seat belt tight if there is a sudden movement or stop.
- secondary dentition — the permanent dentition
- secondary education — education at high-school level
- secondary infection — an infection resulting from another infection
- secondary intention — See under intention (def 5b).
- secondary picketing — the picketing by strikers of a place of work that supplies goods to or distributes goods from their employer
- secondary qualities — one of the qualities attributed by the mind to an object perceived, such as color, temperature, or taste.
- secondary-intention — an act or instance of determining mentally upon some action or result.
- segmentation cavity — blastocoel.
- selective attention — mental focus on sth in particular
- self identification — identification of oneself with some other person or thing.
- self-administration — the management of any office, business, or organization; direction.
- self-congratulating — the expression or feeling of uncritical satisfaction with oneself or one's own accomplishment, good fortune, etc.; complacency.
- self-congratulation — the expression or feeling of uncritical satisfaction with oneself or one's own accomplishment, good fortune, etc.; complacency.
- self-discrimination — an act or instance of discriminating, or of making a distinction.
- self-identification — identification of oneself with some other person or thing.