16-letter words containing n, a, o, c
- prosecution case — the case brought against someone by a legal authority
- protection ratio — the minimum acceptable ratio between the amplitudes of a wanted radio or television broadcast signal and any interfering signal
- protestant ethic — work ethic.
- proxima centauri — the nearest star to the sun at a distance of 4.3 light-years, part of the Alpha Centauri triple-star system located in the constellation Centaurus.
- pseudocopulation — pollination of plants, esp orchids, by male insects while attempting to mate with flowers that resemble the female insect
- pseudoparenchyma — (in certain fungi and red algae) a compact mass of tissue, made up of interwoven hyphae or filaments, that superficially resembles plant tissue.
- psychoanalytical — a systematic structure of theories concerning the relation of conscious and unconscious psychological processes.
- public relations — (used with a plural verb) the actions of a corporation, store, government, individual, etc., in promoting goodwill between itself and the public, the community, employees, customers, etc.
- public transport — fare-paying travel
- publication date — the date on which a book or periodical is or is planned to be published.
- pull a long face — to look sad, glum, disapproving, etc.
- punctuation mark — any of a group of conventional marks or characters used in punctuation, as the period, comma, semicolon, question mark, or dash.
- punctuationalism — punctuated equilibrium.
- purchasing power — Also called buying power. the ability to purchase goods and services.
- put a sock in it — be quiet!
- pyrovanadic acid — an oxyacid of vanadium, known chiefly in the form of its vanadate salts; Formula: H4V2O7
- quantum computer — a computer that makes use of the quantum states of electrons or other particles to store and process information as quantum bits.
- queen's champion — a hereditary official at British coronations, representing the king (King's Champion) or the queen (Queen's Champion) who is being crowned, and having originally the function of challenging to mortal combat any person disputing the right of the new sovereign to rule.
- question of fact — a question concerning the reality of an alleged event or circumstance in a trial by jury, usually determined by the jury.
- racial profiling — the use of personal characteristics or behavior patterns to make generalizations about a person, as in gender profiling.
- rack one's brain — If you rack your brains, you try very hard to think of something.
- radio microphone — a microphone incorporating a radio transmitter so that the user can move around freely
- radio-controlled — A radio-controlled device works by receiving radio signals which operate it.
- radius of action — the maximum distance that a ship, aircraft, or land vehicle can travel from its base and return without refuelling
- rainbow seaperch — an embiotocid fish, Hypsurus caryi, living off the Pacific coast of North America, having red, orange, and blue stripes on the body.
- rambunctiousness — difficult to control or handle; wildly boisterous: a rambunctious child.
- rancho cucamonga — a city in SE California.
- rate of exchange — exchange rate.
- rating community — an online community based around a website that allows members to rate each other's photographs, qualifications, etc, as well as those of applicants, and which only those approved by existing members are allowed to join
- re-accreditation — to ascribe or attribute to (usually followed by with): He was accredited with having said it.
- reaction chamber — the chamber in a rocket engine in which the reaction or combustion of fuel occurs
- reaction turbine — a turbine driven by the reactive force of a fluid passing through the rotor blades.
- rearguard action — an action fought by a rearguard
- recapitalization — a revision of a corporation's capital structure by an exchange of securities.
- reclassification — categorization in a different way
- reconceptualized — to form into a concept; make a concept of.
- recreational sex — sex for the purpose of pleasure rather than reproduction, without the commitment of a relationship
- rectus abdominis — a long flat muscle that extends along the whole length of both sides of the abdomen. It flexes the vertebral column, particularly the lumbar portion; it also tenses the anterior abdominal wall and assists in compressing the abdominal contents
- redundancy money — a sum of money given by an employer to an employee who has been made redundant: usually calculated on the basis of the employee's rate of pay and length of service
- reflection plane — a plane through a crystal that divides the crystal into two halves that are mirror images of each other.
- regional council — the governing body in certain countries of a particular region or administrative division
- reidentification — an act or instance of identifying; the state of being identified.
- reinsurance pool — the grouping of insurers that provide partial or complete insurance coverage to other insurers for (a risk on which a policy has already been issued)
- releasing factor — a substance usually of hypothalamic origin that triggers the release of a particular hormone from an endocrine gland.
- relocation costs — payment made by an employer or a government agency to cover removal expenses and other costs incurred by an employee who is required to take up employment elsewhere
- replacement cost — fee to obtain new version of sth
- reporting clause — A reporting clause is a clause which indicates that you are talking about what someone said or thought. For example, in 'She said that she was hungry', 'She said' is a reporting clause.
- reserve buoyancy — the difference between the volume of a hull below the designed waterline and the volume of the hull below the lowest opening incapable of being made watertight.
- resonant circuit — A resonant circuit combines an inductor and capacitor to make a circuit that responds to a frequency.
- restriction play — a limited number of opening moves that are predetermined by their chance selection from an accepted list.