13-letter words containing a, p, u, r
- bankrupt worm — a roundworm (genus Trichostrongylus) that is an intestinal parasite of birds and mammals, especially devastating to young livestock.
- beauty parlor — A beauty parlor is a place where women can go to have beauty treatments, for example, to have their hair, nails, or makeup done.
- beaux esprits — bel esprit
- beaux-esprits — plural of bel-esprit.
- bell purchase — a tackle consisting of two standing single blocks, two running single blocks, a fall, and a runner, so arranged that it gives a mechanical advantage of six, neglecting friction.
- binary pulsar — a pulsar in a binary system.
- bio-autograph — an analytical technique in which organic compounds are separated by chromatography and identified by studying their effects on microorganisms.
- bioautography — an analytical technique in which organic compounds are separated by chromatography and identified by studying their effects on microorganisms.
- blue copperas — a salt, copper sulfate, CuSO 4 ⋅5H 2 O, occurring naturally as large transparent, deep-blue triclinic crystals, appearing in its anhydrous state as a white powder: used chiefly as a mordant, insecticide, fungicide, and in engraving.
- boundary peak — a peak in SW Nevada, in the White Mountains, near the California border: highest elevation in Nevada. 13,143 feet (4006 meters).
- brachypterous — having very short or incompletely developed wings
- bread pudding — a rich cake made with bread soaked in milk, eggs, dried fruit and spices and baked, usually eaten cold
- bullace grape — the thick-skinned musk-scented purple grape produced by this plant: used to make wine
- burglar-proof — designed to be secure and to frustrate any attempted burglary
- business park — an area specially designated and landscaped to accommodate business offices, warehouses, light industry, etc
- butcher paper — heavy, moisture-resistant paper, as used for wrapping meat.
- butterfly pea — any of several leguminous plants of the genus Clitoria, as C. mariana, of North America, having pale-blue flowers.
- by reputation — If you know someone by reputation, you have never met them but you have heard of their reputation.
- cacodyl group — the univalent group (CH 3) 2 As−, derived from arsine.
- calliper rule — a measuring instrument having two parallel jaws, one fixed at right angles to the end of a calibrated scale and the other sliding along it
- camphoraceous — similar to camphor
- cape coloured — (formerly, in South Africa) a racial classification under apartheid for people of mixed ethnic origin
- capsule range — a small range of clothes by a particular designer, intended to be representative of the full range
- carpal tunnel — forearm to hand
- carpetmuncher — Alternative form of carpet muncher.
- century plant — an agave, Agave americana, native to tropical America but naturalized elsewhere, having very large spiny greyish leaves and greenish flowers on a tall fleshy stalk. It blooms only once in its life, after 10 to 30 years (formerly thought to flower after a century)
- ceruloplasmin — a protein responsible for copper detoxification, found in the blood
- chaetophorous — bearing bristles; setigerous.
- chapter house — A chapter house is the building or set of rooms in the grounds of a cathedral where the members of the clergy hold their meetings.
- chemautotroph — an organism, such as a bacterium, that obtains its energy from inorganic reactions using simple compounds, such as ammonia or hydrogen sulphide
- choripetalous — polypetalous
- chrysocarpous — bearing golden-yellow fruit.
- church parade — a parade by servicemen or members of a uniformed organization for the purposes of attending religious services
- churchmanship — The craft or skill of being a churchman. (from 17th c.).
- circumspatial — Of or pertaining to the surrounding space.
- claustrophobe — a person who suffers from claustrophobia.
- clear-up rate — the percentage of a category of crimes that are solved
- clistocarpous — Mycology. having cleistothecia.
- co-authorship — the state a coauthor
- coadjutorship — the state of being a coadjutor
- computer game — A computer game is a game that you play on a computer or on a small portable piece of electronic equipment.
- conspurcation — the act of defiling
- constupration — the act of raping or violating
- contrapuntist — a composer skilled in counterpoint
- cor pulmonale — pulmonary heart disease: a serious heart condition in which there is enlargement and failure of the right ventricle resulting from lung disease
- corpora lutea — corpus luteum
- costume party — A costume party or costume ball is a party at which the guests try to look like famous people or people from history, from stories, or from particular professions.
- counterplayer — a person who makes a counterplay
- counterscarps — Plural form of counterscarp.
- coup de grace — A coup de grace is an action or event which finally destroys something, for example an institution, which has been gradually growing weaker.