ExpertGlossary terms starting with Q

237 terms

Quality Assurance those planned and systematic actions necessary to provide sufficient confidence that a laboratory’s product or service will satisfy given requirements…
Quality Assurance (QA) The process of identifying problems in service delivery, designing activities to overcome these problems, and following up to ensure that no new problems…
Quality Audit a management tool used to evaluate and confirm activities related to quality.
Quality Content Content which is linkworthy in nature. See also: What is Quality Content? When Unique Content is Not "Unique"
Quality Control A system of safeguards to ensure that loans are originated, underwritten and serviced according to the lender's standards and, if applicable, the…
quality control (QC) A management function whereby control of the quality of (a) raw materials, assemblies, produced materiel, and components, (b) services related to…
Quality Edits The data in question do not agree with an expected standard (value). Review for correctness and change only if erroneous data has been reported.
quality factor In a reactive circuit, the ratio of the reactance in ohms divided by the resistance in ohms.
Quality Improvement (QI) Also called Continuous Quality Improvement (CQI). An ongoing process of monitoring and evaluating activities and outcomes in order to continuously improve…
Quality Link Search engines count links votes of trust. Quality links count more than low quality links.
Quality Manager the individual designated by top management having authority and responsibility to ensure that the requirements of the ADFS quality system are implemented…
Quality Manual a document stating the quality policy and describing the various elements of the quality system and quality practices of the laboratory system.
Quality Measurement Experiments (QME) A special class of value-added product that regularly compares two or more data sets intended to understand the individual datastreams either as functions…
Quality of Life The overall enjoyment of life. Many clinical trials assess the effects of cancer and its treatment on the quality of life.
Quality of Service (QoS) The performance level defined for a data communications system.
Quality of Snow The amount of ice in a snow sample expressed as a percent of the weight of the sample.
Quality System the organizational structure, responsibilities, procedures, processes, and resources for implementing quality management
quality-assured data Typically, the final form of data to be submitted to the ARM data system. Includes datastream description documentation, fully calibrated data in commonly…
quantifier A component of a "regular expression" specifying how many times the foregoing "atom" may occur.
Quantitative Having to do with quantity, capable of being measured. Descriptive of size, magnitude or degree.
Quantitative analysis When a securities analyst focuses on a corporation's financial data in order to project potential future performance, the process is called quantitative…
quantitative genetics The area of genetics concerned with the inheritance of quantitative traits that show continuous variation, as opposed to qualitative trait s.
quantitative inheritance Inheritance of measurable traits that depend on the cumulative action of many genes and/or involve a significant proportion of non-genetic determination.
Quantitative Precipitation Forecast A spatial and temporal precipitation forecast that will predict the potential amount of future precipitation for a specified region, or area.
Quantitative Precipitation Forecast (QPF) A spatial and temporal precipitation forecast that will predict the potential amount of future precipitation for a specified region, or area.
Quantitative precipitation forecasts A projection that uses the interpretation of various observational, numerical, and objective aids to estimate the amount, location, and duration of…
quantitative structure-activity relationship (Abbreviation QSAR). A computer modelling technique that enables the prediction of the likely activity of a molecule before it is synthesized.
quantitative trait A measurable trait that shows continuous variation (e.g. height, weight, colour intensity, etc.) - i.e.
quantitative trait locus (Abbreviation: QTL). A locus where is associated with variation in a quantitative trait.
Quantization A process in which a continuous signal is converted to a series of points at discrete levels.
quantization error Synonym quantizing distortion.
quantization level In the quantization process, the discrete value assigned to a particular subrange of the analog signal being quantized.
quantization noise Synonym quantizing noise.
quantized feedback In a digital feedback loop, the digital signal that is fed back. Note 1: Several forms of analog-to-digital converters contain a quantized feedback loop…
quantizing distortion Distortion that results from the quantization process. Synonym quantization error.
quantizing levels In digital transmission, the number of discrete signal levels transmitted as the result of signal digitization.
quantizing noise Noise caused by the error of approximation in quantization. Note: Quantizing noise is dependent on the particular quantization process used and the…
quantum See timeslice.
Quantum (Pl. quanta) Quantity or amount.
quantum efficiency In an optical source or detector, the ratio of the number of output quanta to the number of input quanta.
Quantum Fluctuations Tiny changes in the energy of the vacuum.
Quantum Mechanics A theory of physics that is applicable to systems of extremely small scales (ie. the size of an atom). QM quantifies the "fuzzyness" of the universe.
Quantum meruit As much as one deserves.
quantum noise Noise attributable to the discrete and probabilistic nature of physical phenomena and their interactions.
quantum speciation The rapid formation of new species, primarily by genetic drift.
Quantum sufficit A sufficient quantity.
quantum-limited operation Synonym quantum-noise-limited operation.
quantum-noise-limited operation Operation wherein the minimum detectable signal is limited by quantum noise. Synonym quantum-limited operation.
quarantine Isolation for a period after arrival in a new location, to allow any pre-existing disease symptoms to appear.
Quark A fundamental matter particle that has strong interactions. Quarks have electric charge of either +2/3 (up, charm, top) or -1/3 (down, strange, bottom) in…
Quarry A rock pit. An open cut mine in rock chosen for physical rather than chemical characteristics.
Quarter The financial world splits up its calendar into four quarters, each three months long.
Quarter Bet A wager that one of four numbers will be hit on the next spin. Same as Corner Bet and Square Bet.
quarter common intermediate format (QCIF) A video format defined in ITU-T Recommendation H.261 that is characterized by 176 luminance pixels on each of 144 lines, with half as many chrominance…
quarter quad One-quarter area of a four-sided quadrangle that depicts 7.5 minutes of latitude and 7.5 minutes of longitude on a side.
Quarter-panel The sheet metal on both sides of the car from the C-post to the rear bumper below the deck lid and above the wheel well.
Quarters Chips valued at $25. Usually green.
quartile (KWOR-tyl): A term used in medical statistics to mean a group containing one-quarter or 25 percent of the total.
Quartz Very hard, clear or translucent mineral composed of silica.
quartz clock A clock containing a quartz oscillator that determines the accuracy and precision of the clock.
quartz oscillator An oscillator in which a quartz crystal is used to stabilize the frequency. Note: The piezoelectric property of the quartz crystal results in a nearly…
Quartzite A hard, metamorphic rock that was originally sandstone.
Quasar Short for Quasi-stellar Radio Source. A quasar behaves like a small galaxy powered by a super massive black hole, most of the time.
Quash To put an end to by formal action or set aside. In law, a motion to quash asks the judge for an order setting aside or nullifying an action, such as…
Quasi As if; having the character of.
Quasi ex contractu As if by contract; as if from contract.
quasi-analog signal A digital signal that has been converted to a form suitable for transmission over a specified analog channel.
quasi-analog transmission Transmission in which a special-purpose modulator is used to convert digital signals into an analog form suitable for transmission over an analog…
quasi-associated mode of signaling A limited case of the nonassociated mode of signaling in which the path taken by a message through the signaling network is predetermined and fixed at a…
Quasi-contract An obligation created by the law in the absence of an agreement or contract; not based upon the intentions or expressions of the parties.
Quasi-criminal action A classification of actions such as violation of a city ordinance that is not also violation of a criminal statute, which are wrongs against the public…
quasi-lossless compression In video and multimedia applications, the bit-rate reduction of an image signal, by an algorithm that recognizes the high degree of correlation…
Quasi-public corporation In the United States, quasi-public corporations have links to the federal government although they are technically in the private sector.
quasi-random signal (QRS) See QRS.
Quasi-stationary (abbrev. QSTNRY)- Describes a low or high pressure area or a front that is nearly stationary.
Quasi-stationary Front A front which is nearly stationary or moves very little since the last synoptic position. Also known as a stationary front.
Quaternary The present period, forming the latter part of the Cenozoic Era, originating about 1 million years ago and including the Recent and Pleistocene epochs.
Quaternary period the second period of the Cenozoic era containing the Pleistocene epoch and the Holocene epoch and lasting from 1.8 million years to the present.
quaternary phase-shift keying Synonym quadrature phase-shift keying.
quaternary signal A digital signal having four significant conditions.
quaternary structure A level of protein structure where several individual molecules assemble together and form a functional cluster.
Quayle Action An action requiring correction of informalities after an application is otherwise in condition of allowance. MPEP 714.14, MPEP 706.07(f), MPEP 710.02(b).
Qubes The NASDAQ Stock Market sells shares in a unit investment trust (UIT) that tracks the NASDAQ 100 Stock Index.
Queen Theatre A term used in electronic roulette (touchbet roulette) because of the way the seating is laid out.
Queries per second (QPS) The number of queries that the enterprise search platform will process in one second.
Query A request for identification of a set of assets, expressed in terms of a set of criteria, which the identified item must satisfy.
query aggregator source An aggregator source (included in WS MDS) that polls a WSRF service for resource property information.
Query and result processing The application of algorithms to the original query or to the raw results returned by the search engine.
query call In adaptive high-frequency (HF) radio, an automatic-link-establishment (ALE) call that requests responses from stations having connectivity to the…
Query Refinement Some searchers may refine their search query if they deemed the results as being irrelevant.
query string A component of an HTTP request URL that contains a set of parameters and values that affect the handling of the request.
Query Syntax The semantic rules that must be observed when submitting queries to a search engine - for example, the use of parenthesis and Boolean operators.
Query term weight The ability to support different relevance weight for different terms in a query.
Query transformation The analysis and subsequent rewriting of a query, using linguistic transformations such as lemmatization and spell-checking.
query-based distribution group A distribution group that uses a Lightweight Directory Access Protocol (LDAP) query to derive its membership at the time the message is sent.
Query-By-Example A search where a user instructs an engine to find more documents that are similar to a particular document. Also called "find similar."
question Any matter on which the Senate is to vote, such as passage of a bill, adoption of an amendment, agreement to a motion, or an appeal.
questioned documents A Questioned Documents Examiner analyzes and identifies written, printed, or typed material for authenticity.
queue A system where if a realm is overloaded, subsequent players trying to log on will be queued up in a first come first serve basis and allowed to log on…
Queue Quick Reaction Launch Vehicle A store for a sequence of packets, or messages, which are waiting to be processed.