13-letter words containing p, o, u, r
- counterpoises — Plural form of counterpoise.
- counterpoison — A poison used against another poison, serving as an antidote.
- counterproofs — Plural form of counterproof.
- counterscarps — Plural form of counterscarp.
- countersniper — designed to act against or eliminate snipers
- counterspying — the activities of a counterspy
- countrypeople — countryfolk.
- countryperson — Someone who is from a countryside background.
- county prison — the prison of a particular county
- 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.
- court packing — an unsuccessful attempt by President Franklin D. Roosevelt in 1937 to appoint up to six additional justices to the Supreme Court, which had invalidated a number of his New Deal laws.
- court plaster — a plaster, composed of isinglass on silk, formerly used to cover superficial wounds
- crapulousness — The state or quality of being crapulous.
- cross product — a vector perpendicular to two given vectors, u and v, and having magnitude equal to the product of the magnitudes of the two given vectors multiplied by the sine of the angle between the two given vectors, usually represented by u × v.
- cross-purpose — a contrary aim or purpose
- crumple zones — parts of a motor vehicle, at the front and the rear, that are designed to crumple in a collision, thereby absorbing the impact
- cup and cover — a turning used in Elizabethan and Jacobean furniture and resembling a goblet with a domed cover.
- cupboard love — a show of love inspired only by some selfish or greedy motive
- cupid's arrow — one of the arrows that Cupid is supposed to fire from his bow, which cause the person struck to fall in love
- cuprotitanium — (metallurgy) An alloy of copper and titanium obtained by reducing a mixture of copper and rutile.
- cyclospermous — having the embryo curled around the central albumen
- daguerreotype — one of the earliest photographic processes, in which the image was produced on iodine-sensitized silver and developed in mercury vapour
- daguerreotypy — The art or technique of producing daguerreotypes.
- daguerrotypes — Plural form of daguerrotype, a misspelling of daguerreotype.
- dairy produce — food derived from or containing milk and its derivatives
- deep mourning — completely black mourning clothes made of a drab material: After her brother died, she was in deep mourning for a year.
- dendrophagous — feeding on the wood of trees, as certain insects.
- dendrophilous — living in or on trees; arboreal.
- depth sounder — an instrument for determining depths under water, especially under a ship.
- deuteroscopic — of or relating to deuteroscopy; of second sight
- diplock court — in Northern Ireland, a court of law designed to try cases linked with terrorism. In order to prevent the intimidation of jurors, the court consists of a single judge and no jury
- disreputation — disrepute.
- dole cupboard — a livery cupboard formerly used in churches for holding bread to be distributed to the poor.
- dolphinariums — Plural form of dolphinarium.
- double spread — any pair of facing pages in a completed book, magazine, etc.
- double-dipper — Informal. to earn a salary from one position while collecting a pension from the same employer or organization, especially to be a wage earner on the federal payroll while receiving a military retiree's pension.
- double-ripper — bobsled (def 2).
- doublespeaker — a person who uses doublespeak
- durban poison — a particularly potent variety of cannabis grown in Natal
- eccremocarpus — any plant of the evergreen climbing genus Eccremocarpus, esp E. scaber, grown for its decorative pinnate foliage and bright orange-red bell flowers: family Bignoniaceae
- electrophorus — A device for repeatedly generating static electricity by induction.
- equipartition — the equal division of the energy of a system in thermal equilibrium between different degrees of freedom. This principle was assumed to be exact in classical physics, but quantum theory shows that it is true only in certain special cases
- equiponderant — of the same weight; evenly balanced
- equiponderate — To counterbalance.
- european plan — a hotel rate of charging covering room and service but not meals
- european sole — Solea solea, a tongue-shaped flatfish of the family Soleidae, also known as Dover sole or common sole: prefers shallow waters and is highly valued as a food fish
- european toad — a European toad, Alytes obstetricans, the male of which carries the fertilized eggs on its hind legs until they hatch: family Discoglossidae
- european wasp — a large black-and-yellow banded wasp, Vespula germanica, native to Europe, North Africa, and Asia, now established in Australasia and the US
- eusporangiate — (of ferns) having each sporangium developing from a group of cells, rather than a single cell, and with no specialized dispersal of spores
- exploratorium — A museum or similar institution that encourages visitors to explore the exhibits in a hands-on manner.