13-letter words containing r, t, f, o
- predefinition — the process or action of defining in advance; an advance definition
- prefabricator — someone who or an organization that prefabricates
- prefiguration — the act of prefiguring.
- preformulated — to express in precise form; state definitely or systematically: He finds it extremely difficult to formulate his new theory.
- prefunctional — of or relating to a function or functions: functional difficulties in the administration.
- profectitious — (of money or property) proceeding from a parent or derived from an ancestor
- professoriate — a group of professors.
- profit center — a segment of a business organization that has a profitable base independent of the business as a whole.
- profit centre — a unit or department of a company that is responsible for its costs and its profits
- profit margin — the percentage that profit constitutes of total sales.
- profit motive — the desire for profit that motivates one to engage in business ventures.
- profit taking — the selling of securities that have risen in price above costs; selling in order to realize a profit.
- profit-making — A profit-making business or organization makes a profit.
- profit-taking — Profit-taking is the selling of stocks and shares at a profit after their value has risen or just before their value falls.
- profitability — yielding profit; remunerative: a profitable deal.
- proliferation — the growth or production of cells by multiplication of parts.
- prolification — the production of offspring
- quadrifoliate — (botany) Having four leaves or leaflets.
- qualificatory — That serves as qualification.
- quartziferous — consisting of or containing quartz: quartziferous rock.
- rabbit's foot — the foot of a rabbit, especially the left hind foot carried as a good-luck charm.
- radiation fog — fog produced by the nocturnal cooling of the surface boundary layer to a temperature at which its content of water vapor condenses.
- railroad flat — an apartment whose series of narrow rooms forms a more or less straight line.
- ramifications — the act or process of ramifying.
- rann of kutch — an extensive salt waste in W central India, and S Pakistan: consists of the Great Rann in the north and the Little Rann in the southeast; seasonal alternation between marsh and desert; some saltworks. In 1968 an international tribunal awarded about 10 per cent of the border area to Pakistan. Area: 23 000 sq km (9000 sq miles)
- rat claw foot — an elongated foot having the form of a thin claw grasping a ball.
- rational form — a quotient of two polynomials with integral coefficients.
- reaffirmation — the act or an instance of affirming; state of being affirmed.
- recomfortless — having no comfort; comfortless
- rectification — the act of rectifying, or the fact of being rectified.
- reel of three — (in Scottish country dancing) a figure-of-eight movement danced by three people
- refashionment — the act or state of being refashioned
- reflectograph — a type of mechanical instrument used for communication with spirits or the dead
- reflectometer — a device for measuring reflectance.
- reflectometry — the study or science of reflectometer usage and design
- reflex-action — Physiology. noting or pertaining to an involuntary response to a stimulus, the nerve impulse from a receptor being transmitted inward to a nerve center that in turn transmits it outward to an effector.
- refocillation — the restoring of strength by refreshment or revivement
- reforestation — to replant trees on (land denuded by cutting or fire).
- reformability — the extent to which something or someone is reformable; the capability or susceptibility to reform
- reformulation — to formulate again.
- refractometer — an instrument for determining the refractive index of a substance.
- refractometry — an instrument for determining the refractive index of a substance.
- refrigeration — the act or process of refrigerating.
- reinfestation — the act of infesting; state of being infested.
- reinforcement — the act of reinforcing.
- relief troops — soldiers sent to an area of conflict or a disaster area in order to provide aid or assistance there
- reptiliferous — (of rocks, etc) yielding fossilized reptiles
- retrofittable — to modify equipment (in airplanes, automobiles, a factory, etc.) that is already in service using parts developed or made available after the time of original manufacture.
- retrofittings — acts of retrofitting
- retroflection — a bending backward.