10-letter words containing i, o, n, t, r, a
- prognathic — having protrusive jaws; having a gnathic index over 103.
- propionate — an ester or salt of propionic acid.
- protanopia — a defect of vision in which the retina fails to respond to red or green.
- proteanism — readily assuming different forms or characters; extremely variable.
- proteinase — any of a group of enzymes that are capable of hydrolyzing proteins.
- protistans — 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.
- protogenia — the first woman born after the great flood of Zeus, daughter of Deucalion and Pyrrha.
- provitamin — a substance that an organism can transform into a vitamin, as carotene, which is converted to vitamin A in the liver.
- pyromantic — divination by fire, or by forms appearing in fire.
- quartation — the adding of silver to a mixture of gold and silver until the ratio is about one to three, at which point the silver can be removed using nitric acid
- quaternion — a group or set of four persons or things.
- quatorzain — a verse of fourteen lines
- rabinowitz — Solomon, Aleichem, Sholom.
- racemation — a bunch, collection, or group
- radication — the act or process of taking root
- rainforest — a tropical forest, usually of tall, densely growing, broad-leaved evergreen trees in an area of high annual rainfall.
- rat poison — substance toxic to rodents
- rationally — agreeable to reason; reasonable; sensible: a rational plan for economic development.
- razor-thin — A razor-thin majority or profit is a very small one.
- reactional — a reverse movement or tendency; an action in a reverse direction or manner.
- readoption — the adoption of something or someone again
- recitation — an act of reciting.
- recreation — the act of creating anew.
- recusation — the act of recusing a judge
- refraction — Physics. the change of direction of a ray of light, sound, heat, or the like, in passing obliquely from one medium into another in which its wave velocity is different.
- refutation — an act of refuting a statement, charge, etc.; disproof.
- regelation — a phenomenon in which the freezing point of water is lowered by the application of pressure; the melting and refreezing of ice, at constant temperature, caused by varying the pressure.
- regulation — a law, rule, or other order prescribed by authority, especially to regulate conduct.
- relational — of or relating to relations.
- relaxation — abatement or relief from bodily or mental work, effort, application, etc.
- relegation — to send or consign to an inferior position, place, or condition: He has been relegated to a post at the fringes of the diplomatic service.
- relocation — to move (a building, company, etc.) to a different location: plans to relocate the firm to Houston.
- remigation — the act of rowing
- renegation — the act of denying: He shook his head in negation of the charge.
- renominate — to nominate again
- renotation — a system of graphic symbols for a specialized use, other than ordinary writing: musical notation.
- renovation — to restore to good condition; make new or as if new again; repair.
- renovative — to restore to good condition; make new or as if new again; repair.
- reparation — the making of amends for wrong or injury done: reparation for an injustice.
- reputation — the estimation in which a person or thing is held, especially by the community or the public generally; repute: a man of good reputation.
- resonating — to resound.
- resonation — to resound.
- retraction — the act of retracting or the state of being retracted.
- revelation — the act of revealing or disclosing; disclosure.
- revocation — the act of revoking; annulment.
- rhinotheca — the covering of the upper part of the beak in birds
- ritardando — becoming gradually slower
- road train — a convoy of motor vehicles.
- road-train — a convoy of motor vehicles.
- roborating — strengthening or invigorating