9-letter words containing a, r, u, n
- antiurban — opposed to the urban environment or urban life
- antivirus — a piece of software designed to prevent viruses entering a computer system or network
- apronfuls — Plural form of apronful.
- aquaporin — any one of a group of proteins in cell membranes that allow the passage of water across the membrane
- araucania — a region of central Chile, inhabited by Araucanian Indians
- arbuthnot — John. 1667–1735, Scottish physician and satirist: author of The History of John Bull (1712) and, with others, of the Memoirs of Martinus Scriblerus (1741)
- arcminute — unit of angular measurement, 1⁄60 of a degree
- arcturian — a first-magnitude star in the constellation Boötes.
- arcuation — the use of arches or vaults in buildings
- argentous — of or containing silver in the monovalent state
- argonauts — Classical Mythology. a member of the band of men who sailed to Colchis with Jason in the ship Argo in search of the Golden Fleece.
- argumenta — appeals to reason
- arguments — an oral disagreement; verbal opposition; contention; altercation: a violent argument.
- arrhenius — Svante August (ˈsvantə ˈauɡʊst). 1859–1927, Swedish chemist and physicist, noted for his work on the theory of electrolytic dissociation: Nobel prize for chemistry 1903
- arsenious — of or containing arsenic in the trivalent state
- art union — a lottery, often with prizes other than cash
- arthurian — of or relating to King Arthur and his Knights of the Round Table
- ascendeur — a metal grip that is threaded on a rope and can be alternately tightened and slackened as an aid to climbing the rope: used attached to slings for the feet and waist
- ashburton — 1st Baron, Baring, Alexander.
- assurance — If you give someone an assurance that something is true or will happen, you say that it is definitely true or will definitely happen, in order to make them feel less worried.
- assurgent — (of leaves, stems, etc) curving or growing upwards; rising
- astronaut — An astronaut is a person who is trained for travelling in a spacecraft.
- au gratin — covered and cooked with browned breadcrumbs and sometimes cheese
- aubergine — An aubergine is a vegetable with a smooth, dark purple skin.
- augmenter — a person or thing that augments.
- augmentor — a person or thing that augments.
- aurangzeb — 1618–1707, Mogul emperor of Hindustan (1658–1707), whose reign marked both the height of Mogul prosperity and the decline of its power through the revolts of the Marathas
- auranofin — a gold-containing compound, C 20 H 34 AuO 9 PS, used orally in the treatment of rheumatoid arthritis.
- auraptene — A bioactive monoterpene coumarin ether that helps to prevent degenerative diseases, first isolated from the genus Citrus.
- aureation — (rhetoric) The enhancement of the seriousness of a topic by the use of elaborate circumlocutions or polysyllabic or Latinate words for it.
- auriculin — atrial natriuretic factor.
- aurobindo — Sri (Sri Aurobindo Ghose) 1872–1950, Indian scholar and spiritual leader.
- aurungzeb — Aurangzeb
- auslander — (in a German-speaking country) a foreigner
- authoring — Authoring is the creation of documents, especially for the Internet.
- autocrine — relating to self-stimulation, through the production of a factor and a specific receptor for it
- aventurin — Alternative form of aventurine.
- avirulent — (esp of bacteria) not virulent
- avuncular — An avuncular man or a man with avuncular behaviour is friendly and helpful towards someone younger.
- ayckbourn — Sir Alan. born 1939, English dramatist. His plays include Absurd Person Singular (1973), the trilogy The Norman Conquests (1974), A Chorus of Disapproval (1985), House and Garden (2000), and Private Fears in Public Places (2004)
- azureness — The quality of being azure in colour.
- backround — Misspelling of background.
- bandurria — a Spanish musical instrument of the guitar family with six pairs of double strings.
- bangaluru — a city in and the capital of Karnataka, in SW India.
- bankrupts — Third-person singular simple present indicative form of bankrupt.
- banqueter — A guest at a banquet.
- baragouin — incomprehensible language; gibberish
- bean curd — Bean curd is a soft white or brown food made from soya beans.
- bengaluru — a state in S India. 70,051 sq. mi. (191,791 sq. km). Capital: Bengaluru.
- bermudian — a native or inhabitant of Bermuda