12-letter words containing r, i, b
- bicarpellary — (of an ovary) having two carpels
- bichon frise — a small white poodle-like dog of European origin, with a silky, loosely curling coat
- bicollateral — (of a vascular bundle) having two phloem groups to the inside and outside, respectively, of the xylem
- bicycle race — cycling (def 2).
- bicycle rack — a metal frame for securing bicycles when they are not in use
- biker jacket — a short, close-fitting leather jacket with zips and studs, often worn by motorcyclists
- bilateralism — the practice of being bilateral
- bilharziasis — schistosomiasis
- bill of fare — The bill of fare at a restaurant is a list of the food for a meal from which you may choose what you want to eat.
- billiard cue — a long cue used for playing billiards
- billie burke — Billie (Mary William Ethelbert Appleton Burke) 1886–1970, U.S. actress.
- billy wilder — Billy (Samuel Wilder) 1906–2002, U.S. film director, producer, and writer; born in Austria.
- bimorph cell — a piezoelectric transducer consisting of two crystals cemented together, used in microphones, headphones, loudspeakers, etc. to convert vibrations into a voltage output or to convert a signal voltage into vibrations that can produce audible sounds
- binary color — secondary color.
- binary digit — either of the two digits 0 or 1, used in binary notation
- binder twine — a strong, coarse twine, as of sisal, used especially in binding sheaves of grain and bales of hay.
- bingo caller — the person who shouts out the numbers to bingo players
- binocularity — binocular characteristics
- bio-organism — a dangerous fast-proliferating organism that could be used as the basis of a biological weapon
- bio-security — the precautions taken to protect against the spread of lethal or harmful organisms and diseases
- bioastronomy — the branch of biology which deals with the study or the discovery of life forms on other planets or in space
- biochemistry — Biochemistry is the study of the chemical processes that happen in living things.
- biocorrosion — corrosion caused by or enhanced by bacteria or other microorganisms; biologically induced corrosion.
- biodiversity — Biodiversity is the existence of a wide variety of plant and animal species living in their natural environment.
- biogeography — the branch of biology concerned with the geographical distribution of plants and animals
- biographical — Biographical facts, notes, or details are concerned with the events in someone's life.
- biohazardous — a pathogen, especially one used in or produced by biological research.
- bioinorganic — pertaining to the biological activity of metal complexes and nonmetal compounds based on elements other than carbon (contrasted with bioorganic).
- biometrician — a person who is knowledgeable about biometry
- biomolecular — relating to a biomolecule
- biorhythmics — the study of biorhythms
- biotelemetry — the monitoring of biological functions in humans or animals by means of a miniature transmitter that sends data to a distant point to be read by electronic instruments
- bioterrorism — Bioterrorism is terrorism that involves the use of biological weapons.
- 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
- birch family — the plant family Betulaceae, characterized by deciduous trees having simple serrate leaves, male flowers in drooping catkins, female flowers in short clusters, and one-seeded nuts, and including the alder, birch, hazel, and hornbeam.
- bird colonel — a full colonel in the US Army
- bird fancier — a person who keeps, breeds, or sells birds
- bird nesting — the activity of searching for birds' nests as a hobby
- bird of prey — A bird of prey is a bird such as an eagle or a hawk that kills and eats other birds and animals.
- bird watcher — a person who identifies and observes birds in their natural habitat as a recreation.
- bird's mouth — a right-angled notch cut in the underside of a rafter for fitting over a longitudinal member, as a wall plate.
- bird-brained — silly; stupid
- bird-dogging — to follow, watch carefully, or investigate.
- bird-s--nest — nest (def 1).
- bird-spotter — a bird-watcher
- bird-watcher — A bird-watcher is a person whose hobby is watching and studying wild birds in their natural surroundings.
- 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 defect — an inherited disease or condition that a baby is born with