8-letter words containing o, n, a
- bevatron — a proton synchrotron at the University of California
- bezonian — a knave or rascal
- biathlon — a contest in which skiers with rifles shoot at four targets along a 20-kilometre (12.5-mile) cross-country course
- bibation — the activity of drinking to excess
- bien hoa — a town in S Vietnam: a former capital of Cambodia. Pop: 520 000 (2005 est)
- bignonia — any tropical American bignoniaceous climbing shrub of the genus Bignonia (or Doxantha), cultivated for their trumpet-shaped yellow or reddish flowers
- bimanous — (of man and the higher primates) having two hands distinct in form and function from the feet
- bination — celebration of Mass twice on the same day by the same priest.
- binomial — a mathematical expression consisting of two terms, such as 3x + 2y
- binormal — the normal to a curve, lying perpendicular to the osculating plane at a given point on the curve.
- bioclean — free from harmful bacteria
- bismanol — a highly ferromagnetic alloy of bismuth and manganese, having a high degree of magnetic force.
- blazoned — to set forth conspicuously or publicly; display; proclaim: The pickets blazoned their grievances on placards.
- blazonry — the art or process of describing heraldic arms in proper form
- bloating — Bloating is the swelling of a body or part of a body, usually because it has a lot of gas or liquid in it.
- boarding — Boarding is an arrangement by which children live at school during the school term.
- boardman — a member of a board
- boasting — to speak with exaggeration and excessive pride, especially about oneself.
- boatneck — a wide, high neckline that follows the curve of the collarbone and ends in points on the shoulder seams.
- boatsman — boatman.
- bodanzky — Artur [ahr-too r] /ˈɑr tʊər/ (Show IPA), 1877–1939, Austrian opera director and orchestra conductor: in the U.S. after 1915.
- bodleian — the principal library of Oxford University: a copyright deposit library
- boehmian — of or relating to Boehmenism.
- boeotian — a native or inhabitant of Boeotia, a region of ancient Greece
- boethian — Anicius Manlius Severinus [uh-nish-ee-uh s man-lee-uh s sev-uh-rahy-nuh s] /əˈnɪʃ i əs ˈmæn li əs ˌsɛv əˈraɪ nəs/ (Show IPA), a.d. 475?–525? Roman philosopher and statesman.
- bogeyman — A bogeyman is someone whose ideas or actions are disapproved of by some people, and who is described by them as evil or unpleasant in order to make other people afraid.
- bohemian — Bohemian means belonging or relating to Bohemia or its people.
- bolivian — Bolivian means belonging or relating to Bolivia or its people.
- boltonia — any North American plant of the genus Boltonia, having daisy-like flowers with white, violet, or pinkish rays: family Compositae (composites)
- bona dea — an ancient Roman goddess of chastity and fertility.
- bonafide — made, done, presented, etc., in good faith; without deception or fraud: a bona fide statement of intent to sell.
- bonamano — a tip or gratuity
- bonampak — ancient Mayan site in Chiapas, S Mexico: discovered in 1946.
- bonavist — hyacinth bean.
- bondable — able to be bonded, fastened, or secured
- bondager — someone who performs bondservice; a bondman
- bondages — slavery or involuntary servitude; serfdom.
- bondmaid — an unmarried female serf or slave
- bondsman — a person bound by bond to act as surety for another
- bone ash — the residue obtained when bones are burned in air, consisting mainly of calcium phosphate. It is used as a fertilizer and in the manufacture of bone china
- bone wax — a mixture of wax, oil, and carbolic acid applied to the cut surface of a bone to prevent bleeding
- bonehead — a stupid or obstinate person
- bonemeal — the product of dried and ground animal bones, used as a fertilizer or in stock feeds
- boneyard — a cemetery; graveyard
- bongrace — a brim or shade on the front of women's bonnets or hats, intended to protect the face from the sun
- boniface — Saint, original name Wynfrith. ?680–?755 ad, Anglo-Saxon missionary: archbishop of Mainz (746–755). Feast day: June 5
- bonytail — a fish, Gila elegans, found in the Colorado River, having flaring fins and a thin caudal peduncle.
- bookland — an area of common land given to a private owner
- boongary — a tree kangaroo, Dendrolagus lumholtzi, of northeastern Queensland
- borazine — a colorless liquid, B 3 N 3 H 6 , that hydrolyzes with water to form boron hydrides. It is the inorganic analogue of benzene with similar physical properties.