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8-letter words containing s, i, r, o

  • prioress — a woman holding a position corresponding to that of a prior, sometimes ranking next below an abbess.
  • prismoid — a solid having sides that are trapezoids and bases or ends that are parallel and similar but not congruent polygons. Compare prism (def 2).
  • prisoner — a person who is confined in prison or kept in custody, especially as the result of legal process.
  • proggins — a university proctor
  • promised — a declaration that something will or will not be done, given, etc., by one: unkept political promises.
  • promisee — a person to whom a promise is made.
  • promisor — a person who makes a promise.
  • propolis — a reddish resinous cement collected by bees from the buds of trees, used to stop up crevices in the hives, strengthen the cells, etc.
  • prosaism — prosaic character or style.
  • prosaist — a person who writes prose.
  • prosodic — the science or study of poetic meters and versification.
  • protasis — the clause expressing the condition in a conditional sentence, in English usually beginning with if. Compare apodosis.
  • proteins — Biochemistry. any of numerous, highly varied organic molecules constituting a large portion of the mass of every life form and necessary in the diet of all animals and other nonphotosynthesizing organisms, composed of 20 or more amino acids linked in a genetically controlled linear sequence into one or more long polypeptide chains, the final shape and other properties of each protein being determined by the side chains of the amino acids and their chemical attachments: proteins include such specialized forms as collagen for supportive tissue, hemoglobin for transport, antibodies for immune defense, and enzymes for metabolism.
  • protista — a taxonomic kingdom comprising the protists.
  • protists — any of various one-celled organisms, classified in the kingdom Protista, that are either free-living or aggregated into simple colonies and that have diverse reproductive and nutritional modes, including the protozoans, eukaryotic algae, and slime molds: some classification schemes also include the fungi and the more primitive bacteria and blue-green algae or may distribute the organisms between the kingdoms Plantae and Animalia according to dominant characteristics.
  • proudish — rather proud
  • provirus — a viral form that is incorporated into the genetic material of a host cell.
  • provisor — a purveyor
  • provisos — a clause in a statute, contract, or the like, by which a condition is introduced.
  • prowfish — a fish, Zaprora silenus, of the North Pacific.
  • pruinose — covered with a frostlike bloom or powdery secretion, as a plant surface.
  • psorosis — a disease of citrus trees, characterized by a scaly, rough bark, yellow-flecked leaves, and stunting, caused by a virus.
  • radisson — Pierre Esprit [es-pree] /ɛs pri/ (Show IPA), 1636?–1710? French fur trader and explorer in Canada.
  • rainbows — the Rainbow Guides, the youngest group of girls (aged 5-7 years) in The Guide Association
  • raisonne — carefully thought out, logical
  • rasorial — given to scratching the ground for food, as chickens; gallinaceous.
  • ratisbon — Regensburg.
  • recision — an act of canceling or voiding; cancellation.
  • refusion — a new or further fusion
  • reimpose — to lay on or set as something to be borne, endured, obeyed, fulfilled, paid, etc.: to impose taxes.
  • reovirus — any large virus of the family Reoviridae, having double-stranded RNA and a polyhedral capsid, including those causing infantile gastroenteritis.
  • repolish — a repolishing, the action of polishing again
  • resinoid — resinlike.
  • resinous — full of or containing resin.
  • resistor — a device designed to introduce resistance into an electric circuit.
  • resorcin — a white, needlelike, water-soluble solid, C 6 H 6 O 2 , a benzene derivative originally obtained from certain resins, now usually synthesized: used chiefly in making dyes, as a reagent, in tanning, in the synthesis of certain resins, and in medicine in treating certain skin conditions; meta-dihydroxybenzene.
  • revision — the act or work of revising.
  • revisory — pertaining to or for the purpose of revision.
  • rhizopus — any zygomycetous fungus of the genus Rhizopus, esp R. nigricans, a bread mould
  • rhodesia — (as Southern Rhodesia, ) a former British colony in S Africa: declared independence 1965; name changed to Zimbabwe, 1979.
  • ribosome — a tiny, somewhat mitten-shaped organelle occurring in great numbers in the cell cytoplasm either freely, in small clusters, or attached to the outer surfaces of endoplasmic reticula, and functioning as the site of protein manufacture.
  • rigorism — extreme strictness.
  • rigorous — characterized by rigor; rigidly severe or harsh, as people, rules, or discipline: rigorous laws.
  • rimouski — a city in SE Quebec, in SE Canada, on the St. Lawrence River.
  • rimstone — a calcareous deposit forming a dam at the edge or outlet of an overflowing pool of water, as in a cavern.
  • ringtoss — a game in which rings, often made of rope, are tossed to encircle an upright peg.
  • risoluto — to be played firmly and decisively
  • risorius — a facial muscle responsible for smiling
  • rispetto — a form of folk verse from Tuscany
  • rivulose — (of plants) having irregular lines
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