12-letter words containing t, r, a, n, i
- attributions — Plural form of attribution.
- au contraire — on the contrary
- auction room — a room in a building where auctions take place
- auctioneered — Simple past tense and past participle of auctioneer.
- austin friar — one of the Hermits of St. Augustine.
- australasian — Australasian means belonging or relating to Australasia or to its people.
- austronesian — of or relating to Austronesia, its peoples, or their languages
- autographing — Present participle of autograph.
- autoinjector — A medical device designed to deliver a single dose of a particular, typically life-saving, drug.
- autorotation — the continuous rotation of a body in an airflow, such as that of the rotor blades of a helicopter in an unpowered descent
- avuncularity — the condition of being an uncle
- awe-stricken — filled with awe.
- azathioprine — a synthetic drug that suppresses the normal immune responses of the body and is administered orally during and after organ transplantation and also in certain types of autoimmune disease. Formula: C9H7N7O2S
- azithromycin — A macrolide antibiotic derived from erythromycin.
- b'nai b'rith — a Jewish fraternal organization founded in New York in 1843, having moral, philanthropic, social, educational, and political aims
- baby monitor — a device that transmits sounds made by a baby to another room
- backstarting — a marketing technique in publishing, whereby new customers are sent back issues of magazines or journals as part of their subscription
- backtracking — to return over the same course or route.
- báinín skirt — a skirt made of this material
- bairnsfather — Bruce. 1888–1959, British cartoonist, born in India: best known for his cartoons of the war in the trenches during World War I
- ball turning — the turning of arms or legs on furniture to make them resemble a continuous row of balls.
- balloon tire — a wide, deep-walled pneumatic tire with relatively low air pressure to lessen the shock of bumps
- bankruptcies — Plural form of bankruptcy.
- bar sinister — the condition, implication, or stigma of being of illegitimate birth
- bariatrician — a physician who specializes in bariatrics.
- barnstorming — A barnstorming performance is full of energy and very exciting to watch.
- barrow point — the northernmost tip of Alaska, on the Arctic Ocean
- bastard wing — a tuft of feathers attached to the first digit of a bird, distinct from the wing feathers attached to the other digits and the ulna
- bastardizing — Present participle of bastardize.
- bat printing — ornamenting of ceramics by means of an adhesive substance, as linseed oil, transferred onto the ceramic surface from a sheet of glue or gelatin, dusted with color, and fired.
- bathing wrap — a loose robe to wear after bathing, often made of towelling
- bear witness — to give written or oral testimony
- bear-baiting — (formerly) an entertainment in which dogs attacked and enraged a chained bear
- beefheartian — of or recalling the music of Captain Beefheart and his Magic Band, an avant-garde rock/blues band (1966–1982); incorporating strange rhythms, free jazz elements, bizarre lyrics, and growling vocals
- bengal tiger — a large tiger found in S. Asia
- beta orionis — Rigel
- beta version — beta testing
- betweenbrain — the posterior part of the forebrain
- binary digit — either of the two digits 0 or 1, used in binary notation
- binocularity — binocular characteristics
- bioastronomy — the branch of biology which deals with the study or the discovery of life forms on other planets or in space
- biometrician — a person who is knowledgeable about biometry
- bioturbation — the stirring of sediment by organisms
- biparentally — from a biparental point of view
- bipropellant — a rocket propellant consisting of two substances, usually a fuel and an oxidizer
- birket karun — a lake in N Egypt. 25 miles (40 km) long; about 5 miles (8 km) wide; 90 sq. mi. (233 sq. km).
- birth parent — a biological mother (birth mother) or biological father (birth father) a biological parent.
- blazing star — a North American liliaceous plant, Chamaelirium luteum, with a long spike of small white flowers
- bletheration — nonsense!
- boar-hunting — the practice of hunting wild boars