15-letter words containing o, c, a, r
- contemporaneity — living or occurring during the same period of time; contemporary.
- contemporaneous — If two events or situations are contemporaneous, they happen or exist during the same period of time.
- contour curtain — a curtain having lines attached to several points for drawing up into folds of various shapes.
- contour feather — any of the feathers that cover the body of an adult bird, apart from the wings and tail, and determine its shape
- contraclockwise — Counterclockwise.
- contract bridge — the most common variety of bridge, in which the declarer receives points counting towards game and rubber only for tricks he bids as well as makes, any overtricks receiving bonus points
- contract killer — a person hired to commit a murder
- contractability — (of a body or substance) the ability to become smaller, narrower, shorter, etc
- contractibility — contractability
- contradictively — tending or inclined to contradict; involving contradiction; contradictory.
- contradictorily — asserting the contrary or opposite; contradicting; inconsistent; logically opposite: contradictory statements.
- contraflow lane — a traffic lane whose normal direction is reversed temporarily
- contraindicated — not advisable because of contraindications
- contralaterally — In a contralateral manner.
- contrapositives — (logic) Plural form of contrapositive.
- contrapropeller — one of two propellers, usually attached to a ship or aircraft, which rotates in the opposite direction to the other
- contrariousness — The state or quality of being contrarious.
- contrary motion — melodic motion in which one part rises in pitch while the other descends.
- contrast medium — a radiopaque substance, such as barium sulphate, used to increase the contrast of an image in radiography
- contravallation — fortifications built by besiegers around the place besieged
- control account — an account to which are posted the debit and credit totals of other accounts, usually in preparation of financial statements
- control command — a keyed instruction conveyed to a computer by using the control key in conjunction with the standard keys
- control program — (operating system) (CP) The component of IBM's Virtual Machine (VM) that provides "guest support" for operating systems that run on IBM mainframe compatible processors. Cp does this by providing a seamless emulation of privileged functions in the problem program environment.
- control surface — a movable surface, such as a rudder, elevator, aileron, etc, that controls an aircraft or rocket
- controllability — to exercise restraint or direction over; dominate; command: The car is difficult to control at high speeds. That zone is controlled by enemy troops.
- controller bias — In a control loop, the controller bias is a constant amount added to or subtracted from the action that a controller would normally take with a particular gain.
- controller gain — In a control loop, the controller gain is the strength of action a controller will take at a particular point below or above the setpoint.
- controversially — of, relating to, or characteristic of controversy, or prolonged public dispute, debate, or contention; polemical: a controversial book.
- conversationism — a colloquialism
- conversationist — Someone skilled in the art of conversations.
- conveyorization — the process of conveyorizing
- coolgardie safe — a cupboard with wetted hessian walls for keeping food cool: used esp in Australia
- cooperativeness — working or acting together willingly for a common purpose or benefit.
- coordinate bond — a type of covalent chemical bond in which both the shared electrons are provided by one of the atoms
- copper arsenite — a yellowish-green, water-insoluble, poisonous powder, CuHAsO 3 , used chiefly as a pigment and as an insecticide.
- copper sulphate — a copper salt found naturally as chalcanthite and made by the action of sulphuric acid on copper oxide. It usually exists as blue crystals of the pentahydrate that form a white anhydrous powder when heated: used as a mordant, in electroplating, and in plant sprays. Formula: CuSO4
- corday d'armont — (Marie Anne) Charlotte [muh-ree an shahr-luh t;; French ma-ree an shar-lawt] /məˈri æn ˈʃɑr lət;; French maˈri an ʃarˈlɔt/ (Show IPA), 1768–93, French Revolutionary heroine who assassinated Marat.
- cordillera real — a range of the Andes, in Bolivia. Highest peak, Illimani, 21,201 feet (6462 meters).
- corkscrew grass — a variety of spear grass, Austrostipa scabra, native to Australia, having very fine foliage, an erect seed head, and awns that twist up the seed head: family Poaceae
- corn-leaf aphid — a green aphid, Rhopalosiphum maidis, widely distributed in the U.S.: a pest of corn and other grasses.
- corn-root aphid — an aphid, Anuraphis maidiradicis, that lives as a symbiont in colonies of cornfield ants and feeds on the roots of corn: an agricultural pest.
- coromandel work — lacquer work popular in England c1700 and marked by an incised design filled in with gold and color.
- corona borealis — a small compact constellation in the N hemisphere lying between Boötes and Hercules
- coronary artery — either of two arteries branching from the aorta and supplying blood to the heart
- coronary bypass — the surgical bypass of a narrowed or blocked coronary artery by grafting a section of a healthy blood vessel taken from another part of the patient's body
- corpora callosa — corpus callosum
- corpora striata — corpus striatum
- corporate image — the way an organization is presented to or perceived by its members and the public
- corporation tax — Corporation tax is a tax that companies have to pay on the profits they make.
- corporatization — The privatization of a publicly-owned organization.