13-letter words containing f, o, r, e, t
- power takeoff — an accessory unit or apparatus attached to an engine-powered machine and powered by the engine. Abbreviation: PTO.
- 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 motive — the desire for profit that motivates one to engage in business ventures.
- proliferation — the growth or production of cells by multiplication of parts.
- quadrifoliate — (botany) Having four leaves or leaflets.
- quartziferous — consisting of or containing quartz: quartziferous rock.
- 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.
- reunification — the process of unifying or uniting; union: the unification of the 13 original colonies.
- rhesus factor — Rh factor.
- right to life — When people talk about an unborn baby's right to life, they mean that a baby has the right to be born, even if it has a severe disability or if its mother does not want it.
- right-to-life — pertaining to or advocating laws making abortion, especially abortion-on-demand, illegal; antiabortion: right-to-life advocates.
- robert fulton — Robert, 1765–1815, U.S. engineer and inventor: builder of the first profitable steamboat.
- role conflict — emotional conflict arising when competing demands are made on an individual in the fulfillment of his or her multiple social roles.
- rule of three — the method of finding the fourth term in a proportion when three terms are given.
- rule of thumb — a general or approximate principle, procedure, or rule based on experience or practice, as opposed to a specific, scientific calculation or estimate.
- rutherfordium — a superheavy, synthetic, radioactive element with a very short half-life. Symbol: Rf; atomic number: 104.
- safety factor — the ratio of the maximum stress that a structural part or other piece of material can withstand to the maximum stress estimated for it in the use for which it is designed.
- scarfed joint — a lapped joint between two pieces of timber made by notching or grooving the ends and strapping, bolting, or gluing the two pieces together
- self-creation — the act of producing or causing to exist; the act of creating; engendering.
- self-ignorant — lacking in knowledge or training; unlearned: an ignorant man.