13-letter words containing a, e, r, o, s, c
- research work — work concerning research into or investigation into a subject, topic, etc, particularly in the sciences
- resuscitation — to revive, especially from apparent death or from unconsciousness.
- rhesus factor — Rh factor.
- rhinoscleroma — an inflammatory bacterial disease of the nose that is mostly found in Africa and Central America
- rochelle salt — a white crystalline double salt, sodium potassium tartrate, used in Seidlitz powder. Formula: KNaC4H4O6.4H2O
- rocking shear — a shear having a curved blade that cuts with a rocking motion.
- roger-ducasse — Jean Jules Amable [zhahn zhyl a-ma-bluh] /ʒɑ̃ ʒül aˈma blə/ (Show IPA), 1873–1954, French composer.
- rogue's march — a derisive tune played to accompany a person's expulsion from a regiment, community, etc.
- rollercoaster — a small gravity railroad, especially in an amusement park, having a train with open cars that moves along a high, sharply winding trestle built with steep inclines that produce sudden, speedy plunges for thrill-seeking passengers.
- rose of china — China rose (def 2).
- rousseauistic — the doctrines or principles of Jean Jacques Rousseau or his adherents.
- royal society — The Royal Society of London for the Advancement of Science, a society through which the British government has supported scientific investigation since 1662: awards four annual medals.
- saccharometer — an instrument for measuring the amount of sugar in a solution, as by determining the specific gravity of the solution.
- saccharometry — the process of determining the quantity of sugar in a solution
- saccharomyces — a fungus of the genus Saccharomyces, esp the yeast plant
- sacerdotalism — the system, spirit, or methods of the priesthood.
- sacerdotalize — to submit (something) to sacerdotalism
- sacher-masoch — Leopold von [ley-oh-pohlt fuh n] /ˈleɪ oʊˌpoʊlt fən/ (Show IPA), 1836–95, Austrian novelist.
- sachet-powder — a small bag, case, or pad containing perfuming powder or the like, placed among handkerchiefs, lingerie, etc., to impart a pleasant scent.
- sacred baboon — hamadryas baboon.
- sacred bamboo — nandina.
- safety factor — the ratio of the maximum stress that a structural part or other piece of material can withstand to the maximum stress estimated for it in the use for which it is designed.
- scalenohedral — a hemihedral crystal form of 8 or 12 faces, each face being a scalene triangle.
- scalenohedron — a hemihedral crystal form of 8 or 12 faces, each face being a scalene triangle.
- scalpelliform — having the shape of a scalpel blade
- scandalmonger — a person who spreads scandal or gossip.
- scarfed joint — a lapped joint between two pieces of timber made by notching or grooving the ends and strapping, bolting, or gluing the two pieces together
- scarlet woman — a sexually promiscuous woman, especially a prostitute or a woman who commits adultery.
- scatterometer — a radar sensor for measuring the backscatter of light from the ocean's surface
- scenarization — the process of making or creating a scenario, esp to aid distance learning education
- schizophrenia — Psychiatry.. Also called dementia praecox. a severe mental disorder characterized by some, but not necessarily all, of the following features: emotional blunting, intellectual deterioration, social isolation, disorganized speech and behavior, delusions, and hallucinations.
- scholarliness — of, like, or befitting a scholar: scholarly habits.
- school leaver — School leavers are young people who have just left school, because they have completed their time there.
- schoolteacher — a teacher in a school, especially in one below the college level.
- sclerocaulous — having a hard, dry stem
- scleromalacia — a thinning of the sclera (the eyeball's outer covering) which can occur as a result of rheumatoid arthritis
- sclerotherapy — Medicine/Medical. a treatment for varicose veins in which blood flow is diverted and the veins collapsed by injection of a hardening solution, also used cosmetically in spider veins to eliminate discoloration.
- scotch-hearth — ore hearth.
- scratch score — an estimated number of strokes for a hole or course that a scratch player should make
- scratch video — the technique or practice of recycling images from films or television to make collages
- sea buckthorn — a thorny Eurasian shrub, Hippophaë rhamnoides, growing on sea coasts and having silvery leaves and orange fruits: family Elaeagnaceae
- second nature — an acquired habit or tendency in one's character that is so deeply ingrained as to appear automatic: Neatness is second nature to him.
- second of arc — second2 (def 4).
- second papers — the documents by which an alien formerly made application for U.S. citizenship after having earlier filed a declaration of intention
- second reader — the elected official of a church or society who conducts services and reads from the Scriptures.
- second-grader — a pupil who is in the second grade
- secondary era — the period from the beginning of the Triassic to the end of the Cretaceous
- secret ballot — a vote in which the confidentiality of how one votes is safeguarded.
- secret weapon — Someone's secret weapon is a thing or person which they believe will help them achieve something and which other people do not know about.
- sectorization — the act or state of sectorizing