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A
- Absolute scaleThere is no single definition of an absolute scale. In statistics and measurement theory,
- Academic disciplineAcademic field of study or profession
- Acre-footNon-SI unit of volume
- Adriaen van OstadeAdriaen van Ostade (baptized as Adriaen Jansz Hendricx 10 December 1610 – buried 2 May 168
- AeonAncient Greek concept
- Agate (typography)An agate (US) or ruby (UK) is a unit of typographical measure. It is 5.5 typographical poi
- Air quality indexMeasure of air pollution
- Alcohol by volumeMeasure of how much alcohol is in a liquid
- Ampere-hourUnit of electric charge
- AnalysisProcess of understanding a complex topic or substance
- Anechoic chamberRoom designed to be completely echo free
- AngstromUnit of length
- Animal testingUse of animals in experiments
- Apothecaries' systemHistorical system of mass and volume units used by physicians and apothecaries
- Approximate measuresUnregulated volume units still in use
- Astronomical system of unitsSystem of measurement developed for use in astronomy
- Atomic fountainAn atomic fountain measures an atomic hyperfine transition by letting a cloud of laser-coo
- Atomic unitsSystem of measurement
- Automated analyserAn automated analyser is a medical laboratory instrument designed to measure various subst
- AvoirdupoisSystem of weights
B
- Bar (unit)Unit of pressure equal to 100,000 Pa
- Barn (unit)Unit for cross sectional area used in high-energy physics
- Barrel (unit)Series of units for volume measurement
- Basic researchDiscovery and improvement of scientific knowledge
- BaudSymbol rate measurement in telecommunications
- Beaker (laboratory equipment)Glass container used in laboratories
- Biblical and Talmudic units of measurementUnits of measurement in Jewish religious texts
- Biblical mileUnit of distance
- Blinded experimentExperiment in which information about the test is masked to reduce bias
- Branches of scienceSubdivisions of science defined by their scope
- British thermal unitUnit of energy
- Buckingham pi theoremTheorem in dimensional analysis
- Bunsen burnerLaboratory device used to make fire from fuel and oxidizer gases
- BushelImperial and US customary unit
C
- Caesium standardPrimary frequency standard
- CandareenTraditional Asian unit of mass
- CandlepowerUnit of measurement
- Carat (mass)Unit of mass
- Case studyIn-depth, detailed examination of a particular case
- Cash (unit)Cash or li (simplified Chinese: 厘; traditional Chinese: 釐 or 厘; pinyin: lí) is a tradition
- CentennialCelebration at the 100th anniversary of an event
- Centimetre–gram–second system of unitsVariant of the metric system
- CenturyUnit of time lasting 100 years
- Chain (unit)Unit of length
- Chi (unit)Traditional Chinese unit of length
- Chinese units of measurementTraditional system of measurement used by Han Chinese
- ChronometryScience of the measurement of time
- ClassificationPutting things into categories
- CleanroomDust-free room for research or production
- Clinical trialPhase of clinical research in medicine
- Coherence (units of measurement)Type of system of units of measurement
- Communes of SenegalThe Communes of Senegal are the fourth-level administrative divisions in Senegal (below co
- Comparison of the imperial and US customary measurement systemsBoth the British imperial measurement system and United States customary systems of measur
- Complex systemSystem composed of many interacting components
- Computational scienceSpecialist field of computer science
- Conversion of unitsComparison of various scales
- Cooking weights and measuresSpecifications for quantities of ingredients
- Counts per minuteThe measurement of ionizing radiation is sometimes expressed as being a rate of counts per
- Cubic metreSI derived unit of volume
- Cubic metre per secondSI unit of volumetric flow rate
- Cun (unit)Chinese unit of length
- Cup (unit)Cooking measure of volume
- Curie (unit)Non-SI unit of radioactivity
D
- Data analysisData analysis is the process of inspecting, cleansing, transforming, and modeling data wit
- Data scienceField of study to extract knowledge from data
- Data sharingResearch dataset dissemination to enable access/use by investigators
- DecadePeriod of 10 years
- Dimensional analysisAnalysis of the dimensions of different physical quantities
- Dots per inchMeasure of dot density
- Dry measureUnits of volume for non-liquid commodities
- DyneThe dyne (symbol: dyn; from Ancient Greek δύναμις (dúnamis) 'power, force') is a derived u
E
- Earth massUnit of mass equal to that of Earth
- Earth symbolA variety of symbols or iconographic conventions are used to represent Earth, whether in t
- Electron massMass of a stationary electron
- English units of measurementSystem of units formerly used in England
- Enzyme assayEnzyme assays are laboratory methods for measuring enzymatic activity. They are vital for
- Enzyme unitUnit of catalytic activity
- EpochReference point from which time is measured
- EQUATOR NetworkThe Enhancing the Quality and Transparency of health research Network (EQUATOR Network) is
- EraSpan of time defined for the purposes of chronology or historiography
- Erg (unit)CGS unit of energy and mechanical work
- ErrorIncorrect or inaccurate action
- EternityEndless time or timelessness
- Evidence-based dentistryEvidence-based dentistry (EBD) is the dental part of the more general movement toward evid
- Evidence-based legislationEvidence-based legislation (EBL) refers to the practice of using the best available scient
- Evidence-based library and information practiceEvidence-based library and information practice (EBLIP) or evidence-based librarianship (E
- Evidence-based nursingEvidence-based nursing (EBN) is an approach to making quality decisions and providing nurs
- Evidence-based pharmacy in developing countriesMany developing nations have developed national drug policies, a concept that has been act
- Evidence-based policingEvidence-based policing (EBP) is an approach to policy making and tactical decision-making
- Evidence-based schedulingEvidence-based scheduling is a software estimation approach created by Joel Spolsky, a com
F
- FathomUnit of length
- FeedbackProcess where information about current status is used to influence future status
- FieldnotesFieldnotes refer to qualitative notes recorded by scientists or researchers in the course
- Fluid ounceUnit of volume in imperial and US customary measurement systems
- Focal infection theoryFocal infection theory is the historical concept that many chronic diseases, including sys
- Foot-poundUnit of energy
- Foot–pound–second system of unitsPhysical system of measurement that uses the foot, pound, and second as base units
- ForecastingMaking predictions with available data
- Formal scienceStudy of abstract structures described by formal systems
- Fringe scienceInquiries far outside of mainstream science
- Fume hoodType of local ventilation device
- Funding of scienceResearch funding is a term that generally encompasses any funding for scientific research
- FurlongUnit of length equal to 660 feet or about 201 metres
G
- Gas burnerA gas burner is a device that produces a non-controlled flame by mixing a fuel gas such as
- Gauss (unit)Unit of magnetic induction
- Gaussian unitsVariant of the centimetre–gram–second unit system
- Ge (unit)Chinese unit of volume
- General Conference on Weights and MeasuresInternational metrological authority
- Geometrized unit systemUnit system used in the physics of relativity
- GradianUnit of measurement of an angle, equal to 1/400th of a circle
- Graduated cylinderLaboratory equipment to measure liquid volume
- Grain (unit)Unit of mass
- GramMetric unit of mass
- Gram per cubic centimetreCGS unit of density
H
I
- Imperial and US customary measurement systemsEnglish (pre 1824), Imperial (post 1824) and US Customary (post 1776) units of measure
- InterdisciplinarityCombination of two or more academic disciplines into one activity
- InterdisciplineThe term interdiscipline or inter-discipline means an organizational unit that involves tw
- International Prototype of the KilogramObject that defined the kilogram (1889–2019)
- International System of QuantitiesSystem of quantities used in science and their interrelationships
- International yard and poundUnits defined by international agreement
- Inverse secondUnit of frequency
- Irish measureIrish measure or plantation measure was a system of units of land measurement used in Irel
- ISO 14644ISO 14644 Standards were first formed from the US Federal Standard 209E Airborne Particula
J
K
- KatalSI derived unit of catalytic activity
- Ken (unit)Traditional Japanese unit of length
- Kilogram per cubic metreSI derived unit of density
- Kilogram-forceWeight on earth of a one-kilogram mass
- KilometreUnit of length equal to 1,000 metres
- Kilometres per hourUnit of speed
- Kilowatt-hourUnit of energy, often used for electrical billing
- Knot (unit)Unit of speed
- KokuChinese-based Japanese unit of volume
- Korean units of measurementTraditional system of measurement used in Korea
L
- Laboratory flaskType of laboratory glassware
- Laboratory glasswareVariety of equipment usually made of glass used for scientific experiments
- Laboratory rubber stopperA laboratory rubber stopper or a rubber bung or a rubber cork is mainly used in chemical l
- Laboratory safetyRisks and prevention of laboratory accidents
- Learned societySocial entity established to pursue a scholarly field or academic discipline
- Li (unit)Traditional Chinese unit of distance
- Long tonUnit of mass
- Lumen (unit)SI derived unit of visible light emission
- Lunar distanceDistance from center of Earth to center of Moon
- LuxSI derived unit of illuminance
M
- Mace (unit)Unit of weight and currency
- Mass fraction (chemistry)Fraction of one substance's mass to the mass of the total mixture
- Maxwell (unit)The maxwell (symbol: Mx) is the CGS (centimetre–gram–second) unit of magnetic flux (Φ).
- Medical laboratoryPrinciples of management with special reference to medical science
- MetascienceScientific study of science
- Metascience (journal)Metascience is a triannual peer-reviewed academic journal published by Springer Nature. It
- Metre per secondSI derived unit of speed and velocity
- Metre per second squaredSI derived unit of acceleration
- Metric prefixOrder of magnitude indicator
- MicroscopyViewing of objects which are too small to be seen with the naked eye
- Miles per hourUnit of speed
- MillenniumTime period of 1000 years
- Millimetre of mercuryManometric unit of pressure
- MilliradianAngular measurement, thousandth of a radian
- Minute and second of arcUnits for measuring angles
- MKS unitsMeasurement system based on metre, kilogram, and second
- ModelInformative representation of an entity
- MolalityAmount of substance of solute divided by the mass of the solvent
- Molar concentrationMeasure of concentration of a chemical
- Mole fractionProportion of a constituent in a mixture
- Moment (unit)Medieval unit of time
- MPH (comics)MPH (Miles Per Hour) is a British heist-action-thriller comic book limited series written
- Multicenter trialA multicenter research trial is a clinical trial that involves more than one independent m
- MustWinemaking ingredient
N
O
- Occupancy sensorAn occupancy sensor is an indoor device used to detect the presence of a person. Applicati
- Open researchOpen research is research that is openly accessible by others. Those who publish research
- Open scienceOpen scientific research
- Open-label trialAn open-label trial, or open trial, is a type of clinical trial in which information is no
- OunceUnit of mass
P
- Pace (unit)Unit of length equal to one or two steps
- Palm (unit)Anthropic unit of length, based on the width of the human palm
- Parts-per notationSet of units to describe small values
- Peer reviewEvaluation by peers with similar expertise
- PennyweightUnit of mass
- PiculTraditional Asian unit of mass
- PintUnit of volume in the imperial and US systems
- PipetteLiquid-transferring laboratory tool
- PistolePistole is the French name given to a Spanish gold coin in use from 1537; it was a doubloo
- Pixel densityScreen resolution measured in pixels per length
- Point of no returnPoint beyond which turning back is no longer possible
- Poise (unit)Unit of dynamic viscosity in the CGS system of units
- PolymathGifted person with broad knowledge
- Pound (force)Unit of force
- Pound per square inchUnit of pressure or stress
- PoundalUnit of force
- PragalPragal is a former civil parish in the municipality of Almada, Lisbon metropolitan area, P
- ProtoscienceResearch field that may become a science
- PyeongTraditional Korean unit of area and floorspace
Q
R
- Rad (radiation unit)Non-SI unit measuring absorbed dose of ionizing radiation
- Radian per secondSI unit of angular velocity or angular frequency
- Rankine scaleAbsolute temperature scale using Fahrenheit degrees
- Relative densityRatio of two densities
- Relative value (economics)In finance, relative value is the attractiveness measured in terms of risk, liquidity, and
- Replication crisisObserved inability to reproduce scientific studies
- ReproducibilityAspect of scientific research
- Revolutions per minuteUnit of rotational speed
- River (typography)In typography, rivers (or rivers of white) are gaps in typesetting which appear to run thr
- Rod (unit)Unit of length
- Roentgen (unit)Measurement of radiation exposure
S
- SaeculumA saeculum is a length of time roughly equal to the potential lifetime of a person or, equ
- Scholarly peer reviewSubjecting an author's work or research to scrutiny
- Science communicationPublic communication of science-related topics to non-experts
- Science policyForm of policy
- Scientific communityNetwork of interacting scientists
- Scientific evidenceEvidence that either supports or counters a scientific theory
- Scientific literatureLiterary genre
- Scientific misconductViolation of codes of scholarly conduct and ethical behavior in scientific research
- ScientistPerson who conducts scientific research
- Self-replicationType of behavior of a dynamical system
- Shake (unit)Informal unit of time equal to 10 nanoseconds
- Shaku (unit)Traditional Japanese unit of length
- Shannon (unit)Unit of information
- Sheet resistanceSheet resistance is the resistance of a square piece of a thin material with contacts made
- Short tonUnit of mass
- SI base unitOne of the seven units of measurement that define the metric system
- SI derived unitMeasurement unit derived from basic metric value
- Slug (unit)Unit of mass
- Solar luminosityUnit of light in stars and galaxies
- Solar massStandard unit of mass in astronomy
- Solar radiusUnit of measurement
- Span (unit)Hand-based measurement
- Square degreeUnit of solid angle
- Square kilometreUnit of area
- Square metreSI-derived unit of area
- Square mileUnit of area
- Stadion (unit)Ancient Greek unit of length
- Standard (metrology)Defined standard of a physical quantity
- Standard gravityStandard gravitational acceleration on Earth
- Standard of deferred paymentDebt valuation in economics
- SteradianSI derived unit of solid angle
- StereThe stere or stère (st) is a unit of volume in the original metric system equal to one cub
- Stone (unit)Imperial unit of mass equal to 14 pounds
- Stoney unitsIn physics, the Stoney units form a system of units named after the Irish physicist George
- Symbol rateIn a digitally modulated signal or a line code, symbol rate, modulation rate or baud rate
- SyrupThick, viscous solution of sugar in water
- System of units of measurementCollection of units of measurement and rules relating them to each other
T
- TablespoonKind of spoon and unit of volume
- TaxonomyDevelopment of classes and classifications
- TeaspoonKind of spoon
- TelemetryAutomatic collection and transmission of data
- Test tubeGlass or plastic laboratory glassware
- Test tube rackTest tube racks are laboratory equipment used to hold upright multiple test tubes at the s
- Testing cosmetics on animalsForm of animal testing
- TNT equivalentClass of units of measurement for explosive energy
- TonUnit of mass or volume with different values
- Ton of refrigerationA ton of refrigeration (TR or TOR), also called a refrigeration ton (RT), is a unit of pow
- TonneMetric unit of mass equivalent to 1,000 kilograms or 1 megagram
- TorrTraditional unit of pressure
- TransdisciplinarityResearch that bridges academic disciplines
- Troy weightSystem of units of mass
- Turn (angle)Unit of plane angle where a full circle equals 1
- Typographic unitUnits of measurement
U
- Ultraviolet indexMeasurement of strength of sunburn-producing ultraviolet (UV) radiation
- Unified Code for Units of MeasureThe Unified Code for Units of Measure (UCUM) is a system of codes for unambiguously repres
- Unit of accountStandard numerical measure used to value and compare goods and services
- Units of informationUnit of measure for digital data