7-letter words containing a, i, x
- oxazine — any of a group of 13 compounds having the formula C 4 H 5 NO, the atoms of which are arranged in a six-membered ring.
- oxidane — water; H 2 O.
- oxidant — a chemical agent that oxidizes.
- oxidase — any of a class of oxidoreductases that catalyze the oxidation of a substrate by molecular oxygen with the formation, in most cases, of hydrogen peroxide.
- oxidate — Geochemistry. any of the class of sediments consisting chiefly of oxides of iron or manganese.
- oxonian — of or relating to Oxford, England, or to Oxford University (in England).
- oxyacid — an inorganic acid containing oxygen.
- paxiuba — a tropical South American palm tree, Iriartea exorrhiza
- pickaxe — a pick, especially a mattock.
- proxima — a flare star in the constellation Centaurus that is the nearest star to the sun. It is a red dwarf of very low magnitude. Distance: 4.3 light years
- pyrexia — fever.
- rama ix — (Phumiphon Aduldet; Bhumibol Adulyadej) born 1927, king of Thailand since 1946.
- reaffix — to affix (something) again
- relaxin — a polypeptide hormone produced by the corpus luteum during pregnancy that causes the pelvic ligaments and cervix to relax during pregnancy and delivery.
- roubaix — a city in N France, NE of Lille.
- salpinx — a trumpet-shaped tube, as a Fallopian or Eustachian tube.
- sex aid — A sex aid is an object or piece of equipment that is designed to make sex easier or better.
- sextain — a stanza of six lines.
- shaanxi — a province in N central China. 75,598 sq. mi. (195,799 sq. km). Capital: Xian.
- sin tax — a tax levied on cigarettes, liquor, gambling, or other things considered neither luxuries nor necessities.
- ski wax — a substance put on the base of a ski to increase the freezing point of water on the base of the ski
- synaxis — an assembly for religious worship, especially for the celebration of the Eucharist.
- taxicab — a public passenger vehicle, especially an automobile, usually fitted with a taximeter.
- taxiing — a taxicab.
- taximan — a taxi driver.
- taxiway — any surface area of an airport used for taxiing airplanes to and from a runway, parking apron, terminal, etc.
- taxpaid — salaried or paid for by taxes: taxpaid teachers; taxpaid highways.
- taxwise — regarding tax
- toxemia — blood poisoning resulting from the presence of toxins, as bacterial toxins, in the blood.
- uxorial — of or relating to a wife; typical of or befitting a wife.
- wanxian — a city in E Sichuan province, in S central China, on the Chang Jiang.
- waxbill — any of several small Old World finches, especially of the genus Estrilda, that have white, pink, or red bills of waxy appearance and are often kept as cage birds.
- waxiest — Superlative form of waxy.
- waxlike — Resembling wax.
- waxwing — any of several songbirds of the family Bombycillidae, having a showy crest and certain feathers tipped with a red, waxy material, as Bombycilla garrulus (Bohemian waxwing) of the Northern Hemisphere.
- x- axis — a reference axis, usually horizontal, of a graph or two- or three-dimensional Cartesian coordinate system along which the x-coordinate is measured
- xanthic — of or relating to a yellow or yellowish color.
- xanthin — the part of the coloring matter in yellow flowers that is insoluble in water. Compare xanthein.
- xenakis — Iannis (ˈjanis). 1922–2001, Greek composer and musical theorist, born in Romania: later a French citizen. He was noted for his use of computers in composition: his works include ST/10-1, 080262 (1962) and Dox-orkh (1991)
- xenical — a drug that reduces the ability to absorb fats; used in the medical treatment of obesity
- xerafin — an old Bombay coin equivalent to 3⁄5 of a rupee
- xerasia — a hair disease characterized by extreme dryness and brittleness
- xia gui — ?1180–1230, Chinese landscape painter of the Sung dynasty; noted for his misty mountain landscapes in ink monochrome
- xiphias — A swordfish.
- y- axis — a reference axis, usually vertical, of a graph or two- or three-dimensional Cartesian coordinate system along which the y-coordinate is measured
- yinxian — former name of Ningbo.
- z- axis — a reference axis of a three-dimensional Cartesian coordinate system along which the z-coordinate is measured