13-letter words containing s, u, r, o
- asexual spore — a spore that is the result of asexual reproduction
- astronautical — of or relating to astronautics or astronauts.
- atrabilarious — Characterized by melancholy or gloom.
- atroceruleous — a deep blue-black color.
- atrociousness — The state of being atrocious.
- 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
- 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.
- authorisation — Alternative spelling of authorization.
- auto-destruct — self-destruct.
- 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
- 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
- backgrounders — Plural form of backgrounder.
- balsamiferous — yielding or producing balsam
- banking hours — the hours during which a bank is open for business
- barbarousness — The state or quality of being barbarous.
- barcoo salute — a movement of the hand to brush flies away from the face
- barosinusitis — aerosinusitis.
- battlegrounds — Plural form of battleground.
- bedroom suite — a set of furniture, including such things as a bed, wardrobe, chest of drawers, cabinet, etc
- bibliolatrous — characterized by bibliolatry
- bildungsroman — a novel concerned with a person's formative years and development
- bird dismount — Hecht1 (def 1).
- blue copperas — a salt, copper sulfate, CuSO 4 ⋅5H 2 O, occurring naturally as large transparent, deep-blue triclinic crystals, appearing in its anhydrous state as a white powder: used chiefly as a mordant, insecticide, fungicide, and in engraving.
- blue grosbeak — a grosbeak, Guiraca caerulea, of the U.S., Mexico, and Central America, the male of which is blue with two rusty bars on each wing.
- blue rockfish — a bluish-black rockfish, Sebastodes mystinus, inhabiting Pacific coastal waters of North America.
- board measure — a system of units for measuring wood based on the board foot. 1980 board feet equal one standard
- boardinghouse — a private house in which accommodation and meals are provided for paying guests
- body brussels — a carpet made with three-ply or four-ply worsted yarn drawn up in uncut loops to form a pattern over the entire surface (body Brussels) or made of worsted or woolen yarns on which a pattern is printed (tapestry Brussels)
- bone-crushing — powerful or constricting enough to crush one's bones: a bone-crushing handshake.
- book of hours — a book used esp in monasteries during the Middle Ages that contained the prayers and offices of the canonical hours
- boraginaceous — of, relating to, or belonging to the Boraginaceae, a family of temperate and tropical typically hairy-leaved flowering plants that includes forget-me-not, lungwort, borage, comfrey, and heliotrope
- boris godunov — Boris Fedorovich [bawr-is fi-dawr-uh-vich,, bohr-,, bor-;; Russian buh-ryees fyaw-duh-ruh-vyich] /ˈbɔr ɪs fɪˈdɔr ə vɪtʃ,, ˈboʊr-,, ˈbɒr-;; Russian bʌˈryis ˈfyɔ də rə vyɪtʃ/ (Show IPA), 1552–1605, regent of Russia 1584–98 and czar 1598–1605.
- bosman ruling — an EU ruling that allows out-of-contract footballers to leave their clubs without the clubs receiving a transfer fee
- boundary scan — The use of scan registers to capture state from device input and output pins. IEEE Standard 1149.1-1990 describes the international standard implementation (sometimes called JTAG after the Joint Test Action Group which began the standardisation work).
- boustrophedon — having alternate lines written from right to left and from left to right
- boutros-ghali — ˈBoutros (ˈbutroʊs ) ; bo̅oˈtrōs) 1922- ; Egypt. diplomat: secretary-general of the United Nations (1992-96)
- brachiosaurus — a dinosaur of the genus Brachiosaurus, up to 30 metres long: the largest land animal ever known
- brachypterous — having very short or incompletely developed wings
- braggadocious — boastful
- brain surgeon — a surgeon who specializes in brain surgery
- brass foundry — a foundry that makes things from brass
- brassfounding — the practice of making things from brass
- brassicaceous — belonging to the plant family Brassicaceae, an alternative name for the plant family Cruciferae.
- breakthroughs — a military movement or advance all the way through and beyond an enemy's front-line defense.
- breeches buoy — a ring-shaped life buoy with a support in the form of a pair of short breeches, in which a person is suspended for safe transfer from a ship
- broiler house — a building in which broiler chickens are reared in confined conditions