18-letter words containing a, c, e, l
- racially motivated — motivated by (the hate or prejudice of) someone's race
- radical empiricism — (in the philosophy of William James) the doctrine that the only proper subject matter of philosophy is that which can be defined in terms of experience, and that relations are a part of experience.
- radical expression — an expression in which radical signs appear.
- real-estate office — the place where a real-estate agent works
- real-time computer — a computer that can process data or information almost immediately
- reggio di calabria — a seaport in S Italy, on the Strait of Messina: almost totally destroyed by an earthquake 1908.
- reinforced plastic — plastic with fibrous matter, such as carbon fibre, embedded in it to confer additional strength
- relative frequency — the ratio of the number of times an event occurs to the number of occasions on which it might occur in the same period.
- repayment schedule — a document detailing the specific terms of a borrower's loan, such as monthly payment, interest rate, due dates etc
- replacement engine — an engine used to replace or substitute an older or broken engine (in a vehicle, etc)
- reprocessing plant — a plant where materials are treated in order to make them reusable
- resaca de la palma — a locality in S Texas, near Brownsville: battle 1846.
- residential school — (in Canada) a boarding school maintained by the Canadian government for Indian and Inuit children from sparsely populated settlements
- resistance plasmid — any of a group of bacterial plasmids carrying genetic information that provide resistance to antibiotic drugs: some resistance plasmids are able to transfer themselves, and hence resistance, during conjugation
- resistance welding — welding utilizing pressure and heat that is generated in the pieces to be welded by resistance to an electric current.
- restraining circle — any of three circles on the floor of a basketball court used for jump balls: other players must remain outside the circle during a jump ball
- restrictive clause — a relative clause that identifies the antecedent and that is usually not set off by commas in English. In The year that just ended was bad for crops, the clause that just ended is a restrictive clause.
- resurrection plant — a desert plant, Selaginella lepidophylla, occurring from Texas to South America, having stems that curl inward when dry.
- retail price index — The retail price index is a list of the prices of typical goods which shows how much the cost of living changes from one month to the next.
- rhodes scholarship — one of a number of scholarships at Oxford University, established by the will of Cecil Rhodes, for selected students (Rhodes scholars) from the British Commonwealth and the United States.
- richard p. gabriel — Richard Gabriel
- rolling resistance — The rolling resistance of a wheel or ball is its resistance to movement caused by friction between it and the surface it is rolling on.
- root canal therapy — endodontics.
- rotary clothesline — an apparatus of radiating spokes that support lines on which clothes are hung to dry
- rotational latency — (storage, hardware) The time for the start of the required sector on a disk to appear underneath the read/write head. The worst case is where it has just passed the head when the request is received. For a disk drive with N heads per surface, rotating at R revolutions per minute, the average rotational latency will be L = 30/NR seconds. Rotational latency is one component of access time.
- saint clare assisi — 1194–1253, Italian nun: founder of the Franciscan order of nuns.
- sale and leaseback — leaseback.
- salem witch trials — 17th-century witchcraft case
- sampling frequency — sample rate
- sao caetano do sul — a city in SE Brazil, SE of São Paulo.
- schofield barracks — a town on central Oahu, in central Hawaii.
- scholarship holder — a person who, because of academic merit, receives financial aid for their studies
- school certificate — (in England and Wales between 1917 and 1951 and currently in New Zealand) a certificate awarded to school pupils who pass a public examination: the equivalent of GCSE
- school-leaving age — the minimum age that children are legally allowed to leave school - in Britain and the United States, this is 16
- schwarz inequality — Also called Cauchy's inequality. the theorem that the inner product of two vectors is less than or equal to the product of the magnitudes of the vectors.
- scottish blackface — a common breed of hardy mountain sheep having horns and a black face, kept chiefly on the mainland of Scotland
- scripting language — a language that is used to write scripts, or executable sections of code that automate tasks.
- seagate technology — (company) A major manufacturer of hard disk drives, founded in 1979 as "Shugart Technology" by Alan F. Shugart and Finis Conner. That name is on the original patents for the 5.25" hard disk drive. They changed the name to Seagate Technology soon after to avoid confusion, and also to avoid friction with Xerox, which had since purchased Alan's earlier company, Shugart Associates. Address: 920 Disc Drive, Scotts Valley, CA 95066, USA. Fax: +1 (408) 438 3320.
- second-hand dealer — a person who deals in second-hand things, such as cars, or furniture
- secondary diagonal — a diagonal line or plane.
- secondary syphilis — the second stage of syphilis, characterized by eruptions of the skin and mucous membrane.
- secretarial agency — a recruiting business which deals with jobs for secretaries
- secular tertiaries — of the third order, rank, stage, formation, etc.; third.
- securities analyst — an expert who advises on investment in securities such as stocks, shares and bonds
- security clearance — access to top secret information
- selective abortion — the aborting of particular embryos for medical or social reasons
- self-actualization — the achievement of one's full potential through creativity, independence, spontaneity, and a grasp of the real world.
- self-certification — statement of sick leave
- self-contemplation — the act or process of thinking about oneself or one's values, beliefs, behavior, etc.
- self-contradiction — an act or instance of contradicting oneself or itself.