12-letter words containing p, i, a
- backflipping — the process of reversing one's position
- backpedaling — to retard the forward motion by pressing backward on the pedal, especially of a bicycle with coaster brakes.
- backslapping — Backslapping is noisy, cheerful behavior which people use in order to show affection or appreciation to each other.
- backstopping — a wall, wire screen, or the like, serving to prevent a ball from going too far beyond the normal playing area.
- backup light — Backup lights are the white lights on the back of a vehicle that shine when the vehicle moves backward.
- balance pipe — a pipe between two points used to equalize pressure
- baldwin park — city in SW Calif.: suburb of Los Angeles: pop. 76,000
- banana split — A banana split is a kind of dessert. It consists of a banana cut in half along its length, with ice cream, nuts, and sauce on top.
- bank deposit — money placed in a bank account
- bankruptcies — Plural form of bankruptcy.
- baptisteries — Plural form of baptistery.
- barbecue pit — a trench in which wood or charcoal is burned for barbecuing
- barophoresis — the diffusion of suspended particles at a rate dependent on external forces
- barrow point — the northernmost tip of Alaska, on the Arctic Ocean
- base jumping — a sport in which a participant parachutes from any of a variety of fixed objects such as high buildings, cliffs, etc
- base pairing — the hydrogen bonding that occurs between complementary nitrogenous bases in the two polynucleotide chains of a DNA molecule
- base-pairing — the process of binding separate DNA sequences by base pairs.
- basidiocarps — Plural form of basidiocarp.
- basidiospore — one of the spores, usually four in number, produced in a basidium
- basing point — a geographical location from which freight charges are computed by the seller regardless of the point from which the goods are shipped.
- bat printing — ornamenting of ceramics by means of an adhesive substance, as linseed oil, transferred onto the ceramic surface from a sheet of glue or gelatin, dusted with color, and fired.
- bathing wrap — a loose robe to wear after bathing, often made of towelling
- bathmophobia — The fear of stairs and slopes.
- bathophilous — (of an organism) living in very deep water
- bathygraphic — of or relating to the depths of the ocean
- bathypelagic — of, relating to, or inhabiting the lower depths of the ocean between approximately 1000 and 4000 metres
- beamsplitter — Alternative spelling of beam splitter.
- bearing pile — a foundation pile that supports weight vertically
- beauty strip — a narrow forest corridor left uncut alongside a road or body of water.
- bedside lamp — a lamp beside a bed
- belaying pin — a cylindrical, sometimes tapered pin, usually of metal or wood, that fits into a hole in a pin or fife rail: used for belaying
- bell captain — a person in charge of a group of bellhops
- bernina alps — a mountain group in SE Switzerland, extending from the Rhateian Alps on the Italian border. Highest peak, Piz Bernina, 13,304 feet (4055 meters).
- bernina pass — a pass in the Alps between SE Switzerland and N Italy, east of Piz Bernina. Height: 2323 m (7622 ft)
- bibliography — A bibliography is a list of books on a particular subject.
- bibliophobia — an aversion to books
- bicarpellary — (of an ovary) having two carpels
- bicycle path — a path designed for bicyclists
- bien pensant — a right-thinking person
- 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.
- biparentally — from a biparental point of view
- bipropellant — a rocket propellant consisting of two substances, usually a fuel and an oxidizer
- birth parent — a biological mother (birth mother) or biological father (birth father) a biological parent.
- bishop's-cap — any of a genus (Mitella) of small woodland plants of the saxifrage family, with two-lobed seedcases shaped like a bishop's hat
- bitter apple — colocynth
- black prince — Edward2 (Prince of Wales)
- blister pack — a type of packet in which small items are displayed and sold, consisting of a transparent dome of plastic or similar material mounted on a firm backing such as cardboard
- blood spavin — a disease of the hock joint of horses in which enlargement occurs because of collected fluids (bog spavin) bony growth (bone spavin) or distention of the veins (blood spavin)
- blotting-pad — an object to one side of which a piece of blotting paper is attached for blotting text handwritten in ink