12-letter words containing n, o, x
- pentahydroxy — (of a molecule) containing five hydroxyl groups.
- peroxidation — a type of reaction in which oxygen atoms are formed leading to the production of peroxides. It is stimulated in the body by certain toxins and infections
- phoenixville — a city in SE Pennsylvania.
- phycoxanthin — a yellow pigment found in brown seaweeds and types of algae
- plano-convex — pertaining to or noting a lens that is plane on one side and convex on the other.
- pneumothorax — the presence of air or gas in the pleural cavity.
- polysiloxane — a polymer composed of silicon and oxygen atoms
- pony express — a former system in the American West of carrying mail and express by relays of riders mounted on ponies, especially the system operating (1860–61) between St. Joseph, Missouri, and Sacramento, California.
- praxinoscope — a toy in which a sequence of images, depicted on the inner surface of a cylinder and reflected in a series of mirrors, gives the illusion of motion as the cylinder rotates
- propoxyphene — Pharmacology. a nonnarcotic analgesic, C 2 2 H 2 9 NO 2 .
- protosynthex — A query system for English text.
- pyridoxamine — a metabolic form of pyridoxine
- reannexation — the act or process of reannexing something
- retroflexion — a bending backward.
- sandbox tree — a tropical American tree, Hura crepitans, of the spurge family, bearing a furrowed, roundish fruit about the size of an orange that when ripe and dry bursts with a sharp report and scatters the seeds.
- serotaxonomy — the study of the taxonomy of proteins using serological methods
- sex offender — a person who has been found guilty of one or more sex crimes.
- sexdecillion — a cardinal number represented in the U.S. by 1 followed by 51 zeros, and in Great Britain by 1 followed by 96 zeros.
- shooting box — a small house or lodge for use during the shooting season.
- six counties — the historic counties of Northern Ireland, which no longer have a local government function
- sixth column — the persons residing in a country at war who are devoted to aiding the fifth column in its activities, especially by lowering morale, spreading rumors, etc.
- sixty-second — next after the sixty-first; being the ordinal number for 62.
- spinning box — centrifugal box.
- stuffing box — a device for preventing leakage of gases or liquids along a moving rod or shaft at the point at which it leaves a cylinder, tank, ship hull, etc.
- sulphadoxine — an antibiotic drug of the sulphonamide group, commonly used in combination with pyrimethamine to treat malaria, and in combination with various drugs to treat certain infections
- tetrodotoxin — a neurotoxin, C 11 H 17 N 3 O 3 , occurring in a species of puffer fish: ingestion of the toxin is usually rapidly fatal due to heart failure or asphyxiation; used experimentally to block impulse conduction potential in excitable cells.
- text edition — that edition of a book prepared for use in schools or colleges
- thioxanthene — any of a class of antipsychotics, as thiothixene, used to relieve symptoms of severe psychiatric disorders.
- toxigenicity — the quality of being toxigenic
- transfer box — A transfer box is a gear system that divides the power between the front and rear axles of a four-wheel drive system.
- tumbling box — a box, pivoted at two corners, used in the manner of a tumbling barrel.
- twin paradox — a phenomenon predicted by relativity. One of a pair of identical twins is supposed to live normally in an inertial system whilst the other is accelerated to a high speed in a spaceship, travels for a long time, and finally returns to rest beside his twin. The travelled twin will be found to be younger than his brother
- underexploit — to make insufficient use of
- underexposed — If a photograph is underexposed, it is darker than it should be because the film was not exposed to enough light.
- unexplorable — to traverse or range over (a region, area, etc.) for the purpose of discovery: to explore the island.
- unorthodoxly — not conforming to rules, traditions, or modes of conduct, as of a doctrine, religion, or philosophy; not orthodox: an unorthodox ideology.
- unoxygenated — not enriched with oxygen
- uranic oxide — uranium dioxide.
- vax document — A document preparation system from DEC.
- vision mixer — the person who selects and manipulates the television signals from cameras, film, and other sources, to make the composite programme
- vox angelica — an organ stop with a soft tone, often similar to the voix céleste
- waxed cotton — cotton that is treated with wax to make it waterproof
- x consortium — A vendor consortium supporting development, evolution and maintenance of the X Window System. The X Consortium is an independent, not-for-profit company. It was formed in 1993 as the successor to the MIT X Consortium, a research group of the MIT Laboratory for Computer Science.
- xanthochroia — a condition causing yellow patches on the skin similar to xanthoma
- xanthochroid — of, relating to, or designating races having light-coloured hair and a pale complexion
- xanthogenate — Xanthate.
- xanthomatous — of, relating to, or marked by xanthoma
- xanthopterin — a yellow pigment, C6H5N5O2, found in some butterfly or moth wings or in the urine of mammals
- xenocurrency — currency circulating or traded in money markets of countries outside its country of issue.
- xenoestrogen — (biochemistry) A xenohormone that imitates estrogen.