12-letter words containing a, p, u, r, e
- butter paper — a semi-transparent, waterproof paper used for wrapping butter, etc
- caliper rule — a graduated rule with one sliding jaw and one that is stationary
- camelopardus — a faint extensive constellation in the N hemisphere close to Ursa Major and Cassiopeia
- camper truck — a pickup truck having a camper mounted on the truck body.
- caper spurge — a spurge, Euphorbia lathyris, producing latex that is considered a possible source of crude oil and gasoline.
- capitularies — Plural form of capitulary.
- change purse — A change purse is a very small bag that people, especially women, keep their money in.
- chapeau bras — a small three-cornered hat, worn by gentlemen in full dress in the 18th century, that could be folded flat and carried under the arm.
- chapterhouse — the building attached to a cathedral, collegiate church, or religious house in which the chapter meets
- chorus pedal — an electronic device that creates the effect of more than one sound from a single source by combining a short delay with slight deviations in pitch
- claim-jumper — a person who seizes another's claim of land, especially for mineral rights.
- cluster pack — a package containing a collection of related goods, sold as a single unit
- colour phase — a seasonal change in the coloration of some animals
- computer age — modern society regarded as the period when the widespread use of computers has fundamentally changed people's lives
- computer law — a body of law arising out of the special conditions relating to the use of computers, as in computer crime or software copyright.
- counterpanes — Plural form of counterpane.
- counterparts — a person or thing closely resembling another, especially in function: Our president is the counterpart of your prime minister.
- counterparty — a person who is a party to a contract
- counterplead — to plead the opposite of
- counterpleas — Plural form of counterplea.
- counterscarp — the outer side of the ditch of a fort
- counterstamp — a stamp added to a stamped paper or document as a qualifying mark.
- craw-thumper — an ostentatiously pious person
- crop failure — a failure of crops to yield sufficient food, etc, to maintain a community or to provide a surplus to sell
- culebra peak — a peak in S central Colorado, in the Culebra Range of the Sangre de Cristo Mountains. 14,069 feet (4288 meters).
- curietherapy — a form of radiation therapy using radium
- curtail step — the step or steps at the foot of a flight of stairs, widened at one or both ends and terminated with a scroll
- curtail-step — a horizontal, spiral termination to the lower end of a stair railing.
- curtain pole — a pole from which a curtain is hung in front of a window, door, etc
- d'anjou pear — Anjou pear
- daguerrotype — Misspelling of daguerreotype.
- data capture — any process for converting information into a form that can be handled by a computer
- deuteranopia — a form of colour blindness in which there is a tendency to confuse blues and greens, and greens and reds, and in which sensitivity to green is reduced
- deuteropathy — any abnormality that is secondary to another pathological condition.
- dinosaur pen — A traditional mainframe computer room complete with raised flooring, special power, its own ultra-heavy-duty air conditioning, and a side order of Halon fire extinguishers. See boa.
- dispauperize — to free (a person) from the state of being a pauper
- disreputable — not reputable; having a bad reputation: a disreputable barroom.
- disreputably — In a disreputable manner.
- double sharp — a symbol (× or ) that raises by two semitones the pitch of the following note.
- dropout rate — the percentage of students failing to complete a particular school or college course
- dual-purpose — serving two functions.
- duplex paper — paper with a different finish or colour on each of the sides
- dust wrapper — dust jacket (sense 1)
- east prussia — a former province in NE Germany: an enclave separated from Germany by the Polish Corridor; now divided between Poland and the Russian Federation. 14,283 sq. mi. (36,993 sq. km). Capital: Königsberg.
- edaphosaurus — Any of several dinosaurs of the family Edaphosauridae, from the Carboniferous and Permian periods, that had a distinctive dorsal sail or crest.
- empyreumatic — relating to empyreuma
- epicureanism — An ancient school of philosophy founded in Athens by Epicurus. The school rejected determinism and advocated hedonism (pleasure as the highest good), but of a restrained kind: mental pleasure was regarded more highly than physical, and the ultimate pleasure was held to be freedom from anxiety and mental pain, esp. that arising from needless fear of death and of the gods.
- epicuticular — Relating to the epicuticle.
- equiparation — the act of regarding as the same; the act of comparing
- equiprobable — (of two or more things ) equally likely to occur; having equal probability.