13-letter words containing a, b, o, n
- banking hours — the hours during which a bank is open for business
- banking house — a more formal term for a bank
- bankrupt worm — a roundworm (genus Trichostrongylus) that is an intestinal parasite of birds and mammals, especially devastating to young livestock.
- barbarousness — The state or quality of being barbarous.
- 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.
- 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.
- barosinusitis — aerosinusitis.
- bartholinitis — Inflammation of Bartholin's cyst.
- baryon number — the number of baryons in a system minus the number of antibaryons
- base on balls — walk
- baseline cost — the projected cost for an undertaking at the time it is budgeted
- 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.
- 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
- 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 of bengal — a wide arm of the Indian Ocean, between India and Myanmar
- bay of gdańsk — a wide inlet of the Baltic Sea on the N coast of Poland
- bay of naples — an inlet of the Tyrrhenian Sea in the SW coast of Italy
- bay of plenty — a large bay of the Pacific on the NE coast of the North Island, New Zealand
- 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.
- be nuts about — to be greatly in love with
- beacon school — a notably successful school whose methods and practices are brought to the attention of the education service as a whole in order that they may be adopted by other schools
- beacon status — a ranking awarded by the government to an organization, rendering it eligible for extra funding, and aimed at encouraging organizations to share good practice with each other
- beaked salmon — sandfish (def 2).
- beaked-salmon — sandfish (def 2).
- beaking joint — a straight joint made by several members, as strips of flooring, ending at the same line.
- bearing sword — a large sword carried for its owner by a squire or servant because of its size.
- beatification — a beatifying or being beatified
- beauteousness — The state or quality of being beauteous.
- bed and board — sleeping accommodation and meals
- belgian congo — former Belgian colony (1908-60) in central Africa: now the country of Democratic Republic of the Congo
- bellefontaine — a city in W Ohio.
- benedictional — a book of benedictions or blessings
- beneficiation — the procedure of reducing ores
- benito juarez — Benito (Pablo) [be-nee-taw pah-vlaw] /bɛˈni tɔ ˈpɑ vlɔ/ (Show IPA), 1806–72, president of Mexico 1857–72.
- benthopelagic — relating to species living at the bottom of the sea
- benton harbor — a city in SW Michigan, on Lake Michigan.
- benzalacetone — benzylidene acetone.