13-letter words containing s, a, f, r, o
- quadrifarious — having four parts
- quartziferous — consisting of or containing quartz: quartziferous rock.
- rabbit's foot — the foot of a rabbit, especially the left hind foot carried as a good-luck charm.
- ramifications — the act or process of ramifying.
- refashionment — the act or state of being refashioned
- reforestation — to replant trees on (land denuded by cutting or fire).
- regardless of — in spite of
- reinfestation — the act of infesting; state of being infested.
- rhesus factor — Rh factor.
- rose of china — China rose (def 2).
- russification — Russianize (defs 1, 2).
- saddle oxford — saddle shoe.
- 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.
- safflower oil — an oil expressed or extracted fromsafflower seeds, used in cooking, as a salad oil, and as a vehicle for medicines, paints, varnishes, etc.
- san francisco — a seaport in W California, on San Francisco Bay: earthquake and fire 1906; United Nations Conference 1945.
- sao francisco — a river flowing NE and E through E Brazil into the Atlantic. 1800 miles (2900 km) long.
- sassafras oil — a yellowish or reddish-yellow, aromatic volatile oil distilled from sassafras root, used in flavoring, perfumery, and medicine.
- sawtooth roof — a roof composed of a series of small parallel roofs of triangular cross section, usually asymmetrical with the shorter slope glazed.
- scalariformly — in a scalariform or ladder-like manner
- scalpelliform — having the shape of a scalpel blade
- 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
- scarification — an act or instance of scarifying.
- scimitar foot — any short leg or foot, as to a pedestal table, having the form of an arc tangent to the floor plane.
- scorification — an assaying process whereby gold or silver is separated from ore by fusion with lead.
- second of arc — second2 (def 4).
- self-absorbed — preoccupied with one's thoughts, interests, etc.
- self-approval — the act of approving; approbation.
- self-creation — the act of producing or causing to exist; the act of creating; engendering.
- self-enamored — to fill or inflame with love (usually used in the passive and followed by of or sometimes with): to be enamored of a certain lady; a brilliant woman with whom he became enamored.
- self-ignorant — lacking in knowledge or training; unlearned: an ignorant man.
- self-ordained — to invest with ministerial or sacerdotal functions; confer holy orders upon.
- self-portrait — a portrait of oneself done by oneself.
- self-reproach — blame or censure by one's own conscience.
- send away for — order by post
- shaft encoder — A shaft encoder is a sensor for measuring how fast a shaft rotates.
- short-staffed — A company or place that is short-staffed does not have enough people working there.
- shy away from — If you shy away from doing something, you avoid doing it, often because you are afraid or not confident enough.
- significatory — serving to signify
- simplificator — a person who simplifies matters
- slatted floor — a floor made with slats of wood so that water can drain away
- small fortune — a large sum of money
- small forward — a versatile attacking player
- solar furnace — a furnace using sunlight concentrated by concave mirrors as the direct source of heat.
- soupfin shark — a requiem shark, Galeorhinus zyopterus, inhabiting the Pacific Ocean, valued for its fins, which are used by the Chinese in the preparation of a soup, and for its liver, which is rich in vitamin A.
- south african — of southern Africa.
- spadicifloral — having flowers borne on a spadix
- special offer — bargain
- staff officer — a commissioned officer who is a member of a staff.
- staffordshire — a county in central England. 1154 sq. mi. (2715 sq. km). County seat: Stafford.
- staghorn fern — any of several epiphytic Old World ferns of the genus Platycerium, having broad, often antlerlike leaves and cultivated as a houseplant.