13-letter words containing a, r, u
- arundinaceous — resembling a reed
- aschaffenburg — a city in Germany, on the River Main in Bavaria: seat of the Imperial Diet (1447); ceded to Bavaria in 1814. Pop: 68 607 (2003 est)
- asexual spore — a spore that is the result of asexual reproduction
- assault rifle — a firearm that is capable of firing multiple rounds in a very short period
- astronautical — of or relating to astronautics or astronauts.
- asylum seeker — An asylum seeker is a person who is trying to get asylum in a foreign country.
- at every turn — If you say that something happens at every turn, you are emphasizing that it happens frequently or all the time, usually so that it prevents you from achieving what you want.
- atomic number — the number of protons in the nucleus of an atom of an element
- atrabilarious — Characterized by melancholy or gloom.
- atroceruleous — a deep blue-black color.
- atrociousness — The state of being atrocious.
- attitudinizer — One who attitudinizes, or practises poses.
- attributional — of or relating to the act of attributing
- attributively — pertaining to or having the character of attribution or an attribute.
- aubervilliers — an industrial suburb of Paris, on the Seine. Pop: 63 136 (1999)
- auctioneering — Present participle of auctioneer.
- audience room — a room for holding formal interviews or hearings.
- audiographics — audiographic teleconferencing
- aum shinrikyo — a syncretistic Japanese cult combining elements of Buddhism, Hinduism, and Christianity, founded by Shoko Asahara in 1986; responsible for a number of murders and in particular a nerve-gas attack on the Tokyo underground in 1995
- australia day — a public holiday in Australia, commemorating the landing of the British in 1788: observed on January 26
- australianism — the Australian national character or spirit
- australianize — (esp of a new immigrant) to adopt or cause to adopt Australian habits and attitudes; integrate into Australian society
- austrian pine — an evergreen tree, Pina nigra austriaca
- austroasiatic — a family of languages spoken in SE Asia and the landsaround the Bay of Bengal and consisting principally of Vietnamese, Khmer, Mon, Khasi, Nicobarese, and the Munda languages.
- autapomorphic — (biology) Describing any characteristic that has evolved in only a single species (or other taxon).
- auteur theory — the theory that creative directors are the major force in film-making
- authenticator — a person or thing that authenticates.
- authorisation — Alternative spelling of authorization.
- authoritarian — If you describe a person or an organization as authoritarian, you are critical of them controlling everything rather than letting people decide things for themselves.
- authoritative — Someone or something that is authoritative gives an impression of power and importance and is likely to be obeyed.
- authorization — an authorizing or being authorized
- auto-destruct — self-destruct.
- auto-injector — An auto-injector is a hypodermic syringe that you can use to inject yourself with a liquid.
- autobiography — Your autobiography is an account of your life, which you write yourself.
- autocatharsis — a therapeutic process designed to free unconscious disturbances by having the patient write about his or her experiences, impressions, etc.
- autoeroticism — the arousal and use of one's own body as a sexual object, as through masturbation
- autographical — Relating to, or used in, the process of autography.
- automatograph — a device for recording involuntary bodily movements.
- autoprojector — (theory) A self-applicable partial evaluator.
- autoradiogram — autoradiograph
- autoresponder — A program that automatically generates a set response to all messages sent to a particular e-mail address.
- autorickshaws — Plural form of autorickshaw.
- autumn crocus — a liliaceous plant, Colchicum autumnale, of Europe and N Africa having pink or purplish autumn flowers
- averruncation — the act of averting or turning away
- ayurvedically — As a practitioner of Ayurveda; in an Ayurvedic way.
- azurmalachite — a blue-green ornamental stone consisting of a mixture of azurite and malachite.
- baccalaureate — The baccalaureate is an examination taken by students at the age of eighteen in France and some other countries.
- back pressure — the pressure that opposes the motion of a piston on its exhaust stroke in an internal-combustion engine
- backgrounders — Plural form of backgrounder.
- backgrounding — Present participle of background.