13-letter words containing o, a, r
- banderilleros — Plural form of banderillero.
- bandicoot rat — any of three burrowing rats of the genera Bandicota and Nesokia, of S and SE Asia: family Muridae
- banking hours — the hours during which a bank is open for business
- bankrupt worm — a roundworm (genus Trichostrongylus) that is an intestinal parasite of birds and mammals, especially devastating to young livestock.
- barbados aloe — a tropical aloe, Aloe barbadensis (or A. vera), of the lily family, having clusters of yellow flowers: its juice is used medicinally.
- barbarossa ii — (Khair ed-Din) c1466–1546, Barbary pirate, born in Greece (brother of Barbarossa I).
- barbarousness — The state or quality of being barbarous.
- barbary coast — coastal region of N Africa, extending from Egypt to the Atlantic, inhabited chiefly by Berbers and once (until early 19th cent.) dominated by pirates
- barber's pole — a sign outside a barber's shop consisting of a pole painted with red and white spiral stripes
- barbershopper — a member of a barbershop singing group.
- barcoo salute — a movement of the hand to brush flies away from the face
- bargain offer — something for sale at a low price
- baritone clef — an F clef locating F below middle C on the third line of the staff.
- barium yellow — a yellow, crystalline compound, BaCrO 4 , used as a pigment (barium yellow)
- barnacle code — (programming, humour) Any piece of code (usually a static method) that has been appended to a class where it doesn't logically belong, due to a lack of anywhere else to put it.
- barnyard golf — Informal: Facetious. the game of horseshoes.
- baroclinicity — a common state of fluid stratification in which surfaces of constant pressure and others of constant density are not parallel but intersect.
- baron of beef — a cut of beef consisting of a double sirloin joined at the backbone
- baronial hall — a large building or room owned by a baron
- baroque organ — a pipe organ dating from or built to the specifications of the baroque period at the time of J. S. Bach.
- baroreceptors — Plural form of baroreceptor.
- barosinusitis — aerosinusitis.
- bartholinitis — Inflammation of Bartholin's cyst.
- bartholomew i — (Dimitrios Archontonis) born 1940, Archbishop of Constantinople and Ecumenical Patriarch of the Eastern Orthodox Church since 1991.
- baryon number — the number of baryons in a system minus the number of antibaryons
- barytocalcite — a mineral, double carbonate of calcium and barium, CaCO 3 ⋅BaCO 3 , usually found in veins of lead minerals.
- basel accords — the three sets of rules, Basel I, Basel II, and Basel III, for regulating the banking industry, drawn up by the Basel Committee on Banking Supervision
- basement-rock — the undifferentiated assemblage of rock (basement rock) underlying the oldest stratified rocks in any region: usually crystalline, metamorphosed, and mostly, but not necessarily, Precambrian in age.
- basic fortran — (language) A subset of Fortran.
- basic process — Military. basic training. a soldier or airman receiving basic training.
- basidiospores — Plural form of basidiospore.
- basket flower — a composite plant, Centaurea americana, of central U.S. to Mexico, having raylike heads of tubular rose-colored flowers, each surrounded by a whorl of bracts making the flower head appear as if it is set in a basket.
- bass response — the response of an audio reproduction system or component to low frequencies
- bass trombone — the lower-pitched of the two main types of trombone
- bass-baritone — a singer or voice in the bass range with baritone qualities
- basso rilievo — bas-relief
- basso-relievo — bas-relief
- bat-eared fox — a fox, Vulpes chama, inhabiting dry areas of southern Africa and having large pointed ears, silvery gray coat, and a bushy tail with a black tip.
- batch-process — to perform batch processing on (files)
- baton twirler — someone who twirls a baton, esp a drum major or majorette
- batrachotoxin — a steroidal alkaloid, C31H42N2O6, found in the skin of certain Neotropical frogs (genus Phyllobates) and used on poison arrows: one of the most powerful natural neurotoxins known
- batting order — the sequence in which hitters will bat in a given game, determined in advance by the team manager.
- battlegrounds — Plural form of battleground.
- bay for blood — If you say that people are baying for blood, you mean that they are demanding that someone should be hurt or punished.
- bazillionaire — (humorous) An incredibly rich person.
- be hard going — If you say that something is hard going, you mean it is difficult and requires a lot of effort.
- bearing sword — a large sword carried for its owner by a squire or servant because of its size.
- beast of prey — any animal that hunts other animals for food
- beauty editor — the person in charge of a section of newspaper or magazine devoted to cosmetics, etc
- beauty parlor — A beauty parlor is a place where women can go to have beauty treatments, for example, to have their hair, nails, or makeup done.