17-letter words containing i, t, s, c
- prefect apostolic — the administrator, usually below the rank of bishop, in charge of a prefecture apostolic.
- prescription drug — medication available only on doctor's instruction
- presentation copy — a copy of a book given by the publisher or author
- press association — an organization formed for the purpose of gathering news for transmittal to its members. Compare news agency.
- primary structure — Biochemistry. the basic sequence of amino acids in a polypeptide or protein.
- prismatic compass — a hand compass equipped with sights and prisms to permit aiming the instrument at a point and at the same time reading the compass direction of the point.
- private secretary — a person who attends to the individual or confidential correspondence, files, etc., of a business executive, official, or the like.
- procurator fiscal — In the Scottish legal system, the procurator fiscal is a public official who puts people on trial.
- production string — A production string is the series of pipes through which the oil or gas is brought up from the reservoir.
- production system — (programming) A production system consists of a collection of productions (rules), a working memory of facts and an algorithm, known as forward chaining, for producing new facts from old. A rule becomes eligible to "fire" when its conditions match some set of elements currently in working memory. A conflict resolution strategy determines which of several eligible rules (the conflict set) fires next. A condition is a list of symbols which represent constants, which must be matched exactly; variables which bind to the thing they match and "<> symbol" which matches a field not equal to symbol. Example production systems are OPS5, CLIPS, flex.
- production values — the quality of a media production (such as a film) in regards to elements such as colours, quality, style, etc
- prostatic utricle — a small pouch near the prostate gland that opens into the urethra.
- protected species — a species of animal or plant which it is forbidden by law to harm or destroy
- protective system — protectionism (def 1).
- proton microscope — a powerful type of microscope that uses a beam of protons, giving high resolution and sharp contrast
- pseudo-democratic — pertaining to or of the nature of democracy or a democracy.
- pseudo-historical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- pseudo-humanistic — a person having a strong interest in or concern for human welfare, values, and dignity.
- pseudo-moralistic — a person who teaches or inculcates morality.
- pseudo-scientific — any of various methods, theories, or systems, as astrology, psychokinesis, or clairvoyance, considered as having no scientific basis.
- psychodiagnostics — the study and evaluation of character or personality in terms of behavioral and anatomical traits, as gesture, posture and physiognomy.
- psychoeducational — designating or of psychological methods, as intelligence tests, used in evaluating learning ability
- psycholinguistics — the study of the relationship between language and the cognitive or behavioral characteristics of those who use it.
- psychometric test — a test designed to test a person's mental state, personality and thought processes
- psychotherapeutic — psychotherapy.
- pterygoid process — either of two long bony plates extending downwards from each side of the sphenoid bone within the skull
- public assistance — government aid to the poor, disabled, or aged or to dependent children, as financial assistance or food stamps.
- public enterprise — economic activity by governmental organizations
- public prosecutor — an officer charged with the conduct of criminal prosecution in the interest of the public.
- public television — a type of noncommercial, usually educational, television programming funded by the government, grants, viewers, and corporations. Compare educational television.
- publicity-seeking — eager to attract publicity
- push-pull circuit — a circuit using two similar electronic devices, such as matched valves, made to operate 180° out of phase with each other
- quadratic residue — a number x that is relatively prime to a given integer y and for which a number z exists whose square gives the same remainder as x when divided by y.
- quality assurance — a system for ensuring a desired level of quality in the development, production, or delivery of products and services: Quality assurance for nursing homes begins with a set of standards. Abbreviation: QA.
- quantity discount — When you receive a quantity discount from a store or supplier, you pay less because you have bought a large quantity of goods. Also known as bulk buying discount.
- quantum chemistry — the application of quantum mechanics to the study of chemical phenomena.
- quantum mechanics — a theory of the mechanics of atoms, molecules, and other physical systems that are subject to the uncertainty principle. Abbreviation: QM.
- quasi-competitive — of, pertaining to, involving, or decided by competition: competitive sports; a competitive examination.
- quasquicentennial — pertaining to or marking a period of 125 years.
- quatercentenaries — Plural form of quatercentenary.
- racial harassment — persecution on the basis of race
- radioactive waste — the radioactive by-products from the operation of a nuclear reactor or from the reprocessing of depleted nuclear fuel.
- received standard — the form of educated English spoken originally in southern England and having Received Pronunciation as a chief distinguishing feature.
- recoil escapement — anchor escapement.
- reconstructionism — a 20th-century movement among U.S. Jews, founded by Rabbi Mordecai M. Kaplan, advocating that Judaism, being a culture and way of life as well as a religion, is in sum a religious civilization requiring constant adaptation to contemporary conditions so that Jews can identify more readily and meaningfully with the Jewish community.
- reconstructionist — an advocate or supporter of Reconstruction or Reconstructionism.
- recovery position — a position in which an unconscious person can be lain on the floor, which minimises them from further risk
- recreationalist's — recreationist.
- recrystallization — to become crystallized again.
- rectangle slinger — polygon pusher