12-letter words containing o, r, i
- 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
- bipropellant — a rocket propellant consisting of two substances, usually a fuel and an oxidizer
- bird colonel — a full colonel in the US Army
- 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's mouth — a right-angled notch cut in the underside of a rafter for fitting over a longitudinal member, as a wall plate.
- bird-dogging — to follow, watch carefully, or investigate.
- bird-spotter — a bird-watcher
- birth mother — the woman who gives birth to a child, regardless of whether she is the genetic mother or subsequently brings up the child
- birthday boy — the boy or man whose birthday is being celebrated
- bit of skirt — a girl or woman
- bitter aloes — a bitter purgative drug made from the leaves of several species of aloe
- bitter lemon — a non-alcoholic, fizzy drink with a lemon flavour
- bitter melon — balsam pear.
- black heroin — a very potent and addictive form of heroin that is dark-colored.
- black liquor — (in making wood pulp for paper) the liquor that remains after digestion.
- bletheration — nonsense!
- blind corner — a corner where the view of the road ahead is completely obscured or very restricted
- blind roller — a long ocean swell that rises almost to breaking as it passes over shoals.
- blood sister — a sister by birth
- bloodthirsty — Bloodthirsty people are eager to use violence or display a strong interest in violent things. You can also use bloodthirsty to refer to very violent situations.
- bloody shirt — something, as a political issue or historical event, that can be used to stir up outrage, partisan support, etc.
- blue pointer — a large shark, Isuropsis mako, of Australian coastal waters, having a blue back and pointed snout
- blue vitriol — the fully hydrated blue crystalline form of copper sulphate
- boar-hunting — the practice of hunting wild boars
- boarding out — the local-authority practice of placing a client in a foster family or voluntary establishment and paying for it
- boardsailing — windsurfing
- boating trip — a trip or holiday in a boat such as a sailing boat or canal boat
- body repairs — repairs to the bodywork of cars
- bodyboarding — the sport of surfing using a bodyboard
- bog-iron ore — a deposit of impure limonite formed in low, wet areas.
- bognor regis — a resort in S England, in West Sussex on the English Channel: electronics industries. Regis was added to the name after King George V's convalescence there in 1929. Pop: 62 141 (2001)
- bogon filter — /boh'gon fil'tr/ Any device, software or hardware, that limits or suppresses the flow and/or emission of bogons. "Engineering hacked a bogon filter between the Cray and the VAXen, and now we're getting fewer dropped packets." See also bogosity.
- boiled shirt — a dress shirt with a stiff front
- boiler house — a building housing a boiler
- boilermaking — metal-working in heavy industry; plating or welding
- bois de rose — a grayish red or dark purplish red color.
- boisterously — rough and noisy; noisily jolly or rowdy; clamorous; unrestrained: the sound of boisterous laughter.
- bolt upright — If someone is sitting or standing bolt upright, they are sitting or standing very straight.
- bomber pilot — the pilot of a bomber
- bonding wire — A bonding wire is a wire connecting two pieces of equipment, often for hazard prevention.
- boogie board — a small, flexible plastic surfboard, ridden lying down.
- book burning — the destruction of writings of which the subject, the view of the author, or the like is considered politically or socially objectionable: used as a means of censorship or oppression.