9-letter words containing o, r, a, i
- bacterio- — indicating bacteria or an action or condition relating to or characteristic of bacteria
- bacteroid — resembling a bacterium
- baignoire — a theatre box on the lowest level
- baltimore — a port in N Maryland, on Chesapeake Bay. Pop: 628 670 (2003 est)
- bandolier — a soldier's broad shoulder belt having small pockets or loops for cartridges
- bank giro — a British giro system operated by clearing banks to enable customers to pay sums of money to others by credit transfer
- bar joist — a welded steel joist having an open web consisting of a single bent bar running in a zigzag pattern between horizontal upper and lower chords.
- barachois — (in the Atlantic Provinces of Canada) a shallow lagoon formed by a sand bar
- baragouin — incomprehensible language; gibberish
- barbitone — a long-acting barbiturate used medicinally, usually in the form of the sodium salt, as a sedative or hypnotic
- barbotine — a type of clay paste used in making decorated pottery
- barcoding — The assignment of a barcode to a product and the printing of the barcode on the product.
- bardolino — a light dry red wine produced around Verona in NE Italy
- barenboim — Daniel. born 1942, Israeli concert pianist and conductor, born in Argentina
- baritonal — of or relating to a baritone
- baritones — Plural form of baritone.
- barocchio — Giacomo (ˈdʒakomo)
- barophile — An organism that lives and thrives under high barometric pressure; a form of extremophile.
- barotitis — inflammation of the ear caused by a change in air pressure
- barricado — a barricade.
- bartholdi — Frédéric August. 1834–1904, French sculptor and architect, who designed (1884) the Statue of Liberty
- bartokian — characteristic of the music of Béla Bartók: driving, percussive, Bartokian rhythm.
- behaviors — manner of behaving or acting.
- behaviour — People's or animals' behaviour is the way that they behave. You can refer to a typical and repeated way of behaving as a behaviour.
- beriosova — Svetlana (svɪtˈlanə). 1932–98, British ballet dancer, born in Lithuania
- beta iron — a nonmagnetic allotrope of pure iron stable between 770°C and 910°C
- bezoardic — relating to bezoar
- bifarious — having parts arranged in two rows on either side of a central axis
- big board — the quotation board in the New York Stock Exchange
- big labor — large labor unions collectively.
- bigorexia — muscle dysmorphia.
- billboard — A billboard is a very large board on which posters are displayed.
- bilobular — having two lobules
- bilocular — divided into two chambers or cavities
- binocular — involving, relating to, seeing with or intended for both eyes
- binovular — relating to or derived from two different ova
- biography — A biography of someone is an account of their life, written by someone else.
- biohazard — material of biological origin that is hazardous to humans
- biohermal — a carbonate rock formation, in the form of an ancient reef or hummock, consisting of the fossilized remains of corals, algae, mollusks, and other sedentary marine life, and commonly surrounded by rock of a different lithology.
- biomarker — a distinct biochemical, genetic, or molecular characteristic or substance that is an indicator of a particular biological condition or process: a blood test to measure protein biomarkers for cancer.
- bioparent — a biological parent
- biopiracy — the use of wild plants by international companies to develop medicines, without recompensing the countries from which they are taken
- biopirate — a person who is responsible for biopiracy
- boardlike — resembling a board
- boat ride — a ride in a boat
- boat trip — a trip in a boat
- body hair — hair that grows on the body as opposed to the head or face
- boilerman — a man who looks after boilers
- book fair — a commercial event at which publishers exhibit and trade books
- bordelais — a wine-growing region in SW France, in Gironde.