9-letter words containing i, o, t, a, s
- plastisol — a dispersion of resin in a plasticizer, forming a liquid or paste that gels when heated.
- platinous — containing bivalent platinum.
- platonism — the philosophy or doctrines of Plato or his followers.
- platonist — the philosophy or doctrines of Plato or his followers.
- pointsman — a railway switchman.
- port said — a seaport in NE Egypt at the Mediterranean end of the Suez Canal.
- post-paid — with the postage prepaid
- postaudit — an audit of accounting records, conducted at some interval of time after a transaction or a series of transactions has already occurred.
- postaxial — pertaining to or situated behind the axis of the body, especially the posterior side of the axis of a limb.
- posteriad — toward the posterior; posteriorly.
- postfixal — of or relating to a postfix, having postfixes
- posttrial — Law. the examination before a judicial tribunal of the facts put in issue in a cause, often including issues of law as well as those of fact. the determination of a person's guilt or innocence by due process of law.
- potassium — a silvery-white metallic element that oxidizes rapidly in the air and whose compounds are used as fertilizer and in special hard glasses. Symbol: K; atomic weight: 39.102; atomic number: 19; specific gravity: 0.86 at 20°C.
- prostasis — (in a classical temple) a pronaos or prostas before a cella.
- prostatic — Also, prostatic [pro-stat-ik] /prɒˈstæt ɪk/ (Show IPA). of or relating to the prostate gland.
- protistan — 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.
- protoavis — a fossil bird of the genus Protoavis, from the Triassic Period, having a birdlike, partly toothless jaw structure, a tail and hind legs resembling those of the dinosaur, and the hollow bones and keellike breast that are characteristic of modern birds: the oldest known avian type, preceding the archaeopteryx by an estimated 75 million years.
- proustian — of, relating to, or resembling Marcel Proust, his writings, or the middle-class and aristocratic worlds he described.
- psoriatic — a common chronic, inflammatory skin disease characterized by scaly patches.
- pulsation — the act of pulsating; beating or throbbing.
- radio set — an apparatus that receives radio signals
- radiocast — a radiobroadcast.
- radiosity — (graphics) A method for rendering a view of a three-dimensional scene that provides realistic lighting effects, such as interobject reflections and color bleeding. Radiosity methods are computationally intense, due to the use of linear systems of equations and the spatial complexity of large scenes.
- rainspout — waterspout (def 1).
- rainstorm — a storm with heavy rain.
- relations — an existing connection; a significant association between or among things: the relation between cause and effect.
- restation — a place or position in which a person or thing is normally located.
- rheotaxis — oriented movement of an organism in response to a current of fluid, especially water.
- rhotacism — Historical Linguistics. a change of a speech sound, especially (s), to (r), as in the change from Old Latin lases to Latin lares.
- rib roast — a cut of beef taken from the small end of the ribs and containing a large rib eye and two or more ribs.
- rogations — solemn supplications, esp in a form of ceremony prescribed by the Church
- rosinante — the old, worn horse of Don Quixote.
- rotavirus — a double-stranded RNA virus of the genus Rotavirus, family Reoviridae, that is a major cause of infant diarrhea.
- sail into — an area of canvas or other fabric extended to the wind in such a way as to transmit the force of the wind to an assemblage of spars and rigging mounted firmly on a hull, raft, iceboat, etc., so as to drive it along.
- sailcloth — any of various fabrics, as of cotton, nylon, or Dacron, for boat sails or tents.
- saint leo — Saint (Bruno) 1002–54, German ecclesiastic: pope 1049–54.
- saintfoin — sainfoin.
- sainthood — the character or status of a saint.
- salivator — any agent that causes salivation.
- saltation — a dancing, hopping, or leaping movement.
- salvation — the act of saving or protecting from harm, risk, loss, destruction, etc.
- sanatoria — a hospital for the treatment of chronic diseases, as tuberculosis or various nervous or mental disorders.
- sanbenito — an ornamented garment worn by a condemned heretic at an auto-da-fé.
- sanctions — authoritative permission or approval, as for an action.
- santolina — any plant of the evergreen Mediterranean genus Santolina, esp S. chamaecyparissus, grown for its silvery-grey felted foliage: family Asteraceae (composites)
- santonica — the dried flower heads of any of several species of wormwood, belonging to the genus Artemisia, used as a vermifuge.
- santorini — a Greek island in the S Aegean, in the Cyclades group. 30 sq. mi. (78 sq. km).
- sao tiago — the largest of the Cape Verde Islands, S of Cape Verde. About 383 sq. mi. (992 sq. km).
- saprolite — soft, disintegrated, usually more or less decomposed rock remaining in its original place.
- sarcoptic — related to or caused by itch-mites that cause mange in animals