17-letter words containing e, r, o, s, i
- revascularization — the restoration of the blood circulation of an organ or area, achieved by unblocking obstructed or disrupted blood vessels or by surgically implanting replacements.
- rhetorical stress — stress required by the meaning of a line, as distinguished from that required by the meter.
- rhinoceros beetle — any of several scarabaeid beetles, especially of the genus Dynastes, which comprises the largest beetles, characterized by one or more horns on the head and prothorax.
- rhode island bent — a European pasture grass, Agrostis tenuis, naturalized in North America, having red flower clusters.
- rhodope mountains — a mountain range in SE Europe, in the Balkan Peninsula extending along the border between Bulgaria and Greece. Highest peak: Golyam Perelik (Bulgaria), 2191 m (7188 ft)
- ringer's solution — an aqueous solution of the chlorides of sodium, potassium, and calcium in the same concentrations as normal body fluids, used chiefly in the laboratory for sustaining tissue.
- rio grande do sul — a state in S Brazil. 107,923 sq. mi. (279,520 sq. km). Capital: Pôrto Alegre.
- rocket propulsion — propulsion of an object by thrust developed by a rocket.
- roseate spoonbill — a tropical New World spoonbill, Ajaia ajaja, having rose-colored plumage and a bare head.
- rybinsk reservoir — a vast water reservoir in W central Russia on the River Volga and its tributaries Sheksna and Mologa, formed by Rybinsk Hydroelectric Station dam
- sacrifice paddock — a grassed area allowed to be grazed completely, to be cultivated and resown later
- sacrificial anode — Chemistry. an anode that is attached to a metal object subject to electrolysis and is decomposed instead of the object.
- safety precaution — a precaution that is taken in order to ensure that something is safe and not dangerous
- saint bonaventure — Saint ("the Seraphic Doctor") 1221–74, Italian scholastic theologian.
- saint christopher — Saint, died a.d. c250, Christian martyr.
- saint croix river — Also called Santa Cruz. a U.S. island in the N Lesser Antilles: the largest of the Virgin Islands. 82 sq. mi. (212 sq. km).
- saint elmo's fire — corona discharge.
- sandringham house — a residence of the royal family, in Sandringham, a village in E England, in Norfolk near the E shore of the Wash
- sandro botticelli — Sandro [san-droh,, sahn-;; Italian sahn-draw] /ˈsæn droʊ,, ˈsɑn-;; Italian ˈsɑn drɔ/ (Show IPA), (Alessandro di Mariano dei Filipepi) 1444?–1510, Italian painter.
- sanitation worker — a person employed to collect, haul away, and dispose of garbage.
- scarlet firethorn — a Eurasian evergreen, thorny shrub, Pyracantha coccinea, of the rose family, having white, hairy flower clusters and bright red berries.
- scheme repository — A collection of free Scheme programs.
- schizophrenogenic — causative of schizophrenia.
- scientific theory — a coherent group of propositions formulated to explain a group of facts or phenomena in the natural world and repeatedly confirmed through experiment or observation: the scientific theory of evolution.
- scrophulariaceous — belonging to the Scrophulariaceae, the figwort family of plants.
- second derivative — the derivative of the derivative of a function: Acceleration is the second derivative of distance with respect to time.
- second generation — being the second generation of a family to be born in a particular country: the oldest son of second-generation Americans.
- second-generation — being the second generation of a family to be born in a particular country: the oldest son of second-generation Americans.
- secondary glazing — insulation by means of a second pane of glass, or a sheet of plastic: a simple form of double glazing
- secondary quality — one of the qualities attributed by the mind to an object perceived, such as color, temperature, or taste.
- secondary rainbow — a faint rainbow formed by light rays that undergo two internal reflections in drops of rain, appearing above the primary rainbow and having its colors in the opposite order.
- secondary sealing — Secondary sealing is a system of wiper seals used in floating roof tanks.
- secondary winding — A secondary winding is the winding of a transformer that receives its energy by electromagnetic induction from the primary winding.
- see someone right — to ensure fair treatment of (someone)
- self-appreciation — gratitude; thankful recognition: They showed their appreciation by giving him a gold watch.
- self-confirmation — the act of confirming.
- self-consecration — the act of setting oneself to a task or vocation without ordination by others or by a religious body.
- self-conservation — the act of conserving; prevention of injury, decay, waste, or loss; preservation: conservation of wildlife; conservation of human rights.
- self-introduction — the act of introducing or the state of being introduced.
- self-presentation — an act of presenting.
- self-preservation — preservation of oneself from harm or destruction.
- self-purification — a natural process of purifying, as the ability of a body of water to rid itself of pollutants.
- self-recollection — the act or power of recollecting, or recalling to mind; remembrance.
- self-renunciation — renunciation of one's own will, interests, etc.
- self-reproduction — the act or process of reproducing.
- self-rising flour — Self-rising flour is flour that makes cakes rise when they are cooked because it has chemicals added to it.
- selkirk mountains — a mountain range in SW Canada, in SE British Columbia. Highest peak: Mount Sir Sandford, 3533 m (11 590 ft)
- semi-biographical — of or relating to a person's life: He's gathering biographical data for his book on Milton.
- semi-professional — actively engaged in some field or sport for pay but on a part-time basis: semiprofessional baseball players.
- semimicroanalysis — any analytical method in which the weight of the sample is between 10 and 100 milligrams.