10-letter words containing a, b, y
- bat chayil — (in some congregations) a ceremony of confirmation for a girl of at least Bat Mitzvah age
- bathymeter — An instrument used to measure the depth of water in oceans, seas, or lakes.
- bathymetry — measurement of the depth of an ocean or other large body of water
- bathyscaph — a submersible vessel having a flotation compartment with an observation capsule underneath, capable of reaching ocean depths of over 10 000 metres (about 5000 fathoms)
- batter-fry — to coat with batter and fry in deep fat.
- battle cry — A battle cry is a phrase that is used to encourage people to support a particular cause or campaign.
- bawdyhouse — a house of prostitution
- bay antler — the second branch from the base of a deer's horn
- bay laurel — a small evergreen Mediterranean laurel, Laurus nobilis, with glossy aromatic leaves, used for flavouring in cooking, and small blackish berries
- bay poplar — the tupelo, Nyssa aquatica.
- bay street — the financial centre of Toronto, in which Canada's largest stock exchange is situated
- bay window — A bay window is a window that sticks out from the outside wall of a house.
- bay wreath — (In Greek and Roman times) a wreath of laurel leaves, worn by a victor
- bayberries — Plural form of bayberry.
- bayezid ii — ?1447–1512, sultan of Turkey; he greatly extended Turkish dominions in Greece and the Balkans
- bayoneting — (US) present participle of bayonet.
- bayonetted — (British) Simple past tense and past participle of bayonet.
- beady-eyed — marked by or having small, glittering eyes, especially eyes that seem to gleam with malice, avarice, or lechery.
- beanie key — feature key
- beatifying — Present participle of beatify.
- beautyless — Devoid of beauty.
- belly pack — fanny pack.
- belly tank — a fuel tank in the belly of a plane
- belly-land — (of an aviator) to land (an aircraft) directly on the fuselage, as because of defective landing gear.
- belly-slam — belly-flop.
- belly-wash — any barely drinkable liquid or beverage, as inferior soda, beer, coffee, or soup.
- bellyaches — Informal. a pain in the abdomen or bowels.
- bellyboard — a small surfboard, usually 3–4 feet (0.9–1.2 meters) long, for riding waves on one's belly, sometimes used in conjunction with swim fins.
- benignancy — kind, especially to inferiors; gracious: a benignant sovereign.
- benzoylate — to introduce the benzoyl group into (an organic compound).
- berecyntia — Cybele.
- bestiality — Bestiality is disgusting behaviour.
- beta decay — the radioactive transformation of an atomic nucleus accompanying the emission of an electron. It involves unit change of atomic number but none in mass number
- betacyanin — any one of a group of red nitrogenous pigments found in certain plants, such as beetroot
- betty lamp — an Early American lamp, consisting of a shallow, covered basin filled with oil, tallow, etc., providing fuel for a wick housed in a teapotlike spout, and often hung by a hook or suspended from a chain.
- biannually — occurring twice a year; semiannual.
- biblically — of or in the Bible: a Biblical name.
- biennially — happening every two years: biennial games.
- bifacially — from a bifacial point of view
- billy goat — A billy goat is a male goat.
- bimodality — the state of being bimodal
- biodynamic — the branch of biology dealing with energy or the activity of living organisms (opposed to biostatics).
- biomagnify — to undergo biological magnification.
- bionically — utilizing electronic devices and mechanical parts to assist humans in performing difficult, dangerous, or intricate tasks, as by supplementing or duplicating parts of the body: The scientist used a bionic arm to examine the radioactive material.
- bioprivacy — the state of freedom from others having unauthorized access to biometric data about oneself
- biotherapy — the treatment of disease by means of substances, as serums, vaccines, penicillin, etc., secreted by or derived from living organisms
- biotically — from a biotic point of view
- bipedality — the quality of having two feet
- bipolarity — having two poles, as the earth.
- bit player — a person with a very small acting role with few lines to speak