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alarmsysteem
NL: alarmsysteem, alarm-/waarschuwingssysteemEN: warning system
Definitie EN: 1.System of devices installed to warn about danger, fire, burglar, etc.
albedo
NL: albedoEN: albedo, neutron albedo
Definitie EN: probability under specified conditions that a neutron entering into a region through a surface will return through that surface
alcoholbenzine
NL: alcoholbenzine, gasoholEN: gasohol
Definitie EN: 1.A mixture of 80% or 90% petrol with 20% or 10% ethyl alcohol, for use as a fuel in internal combustion engines.
alcoholbrandstof
NL: alcoholbrandstofEN: fuel alcohol
Definitie EN: 1.Alternative source of energy for motor vehicles. It is produced by fermentation of sugar cane by the yeast Saccharomyces cerevisiae.
alcoholthermometer
NL: alcoholthermometerEN: alcohol thermometer
Definitie EN: liquid thermometer in which the liquid is alcohol (freezing point - 130 degrees C).
alcoholvernis
NL: alcoholvernisEN: spirit varnish
Definitie EN: physically drying lacquer where the solvent is industrial alcohols
aldehyd
NL: aldehydEN: aldehyde
Definitie EN: the first product of the oxydation of a primary alcohol
alfa-desintegratie
NL: alfa-desintegratie, alfa-vervalEN: alpha decay
Definitie EN: the emission of a nucleus of a helium atom from the nucleus of an element,generally of a heavy element,in the process of its radioactive decay
alfa-flux
NL: alfa-fluxEN: alpha flux
Definitie EN: alpha flux is defined as the number of alpha particles emitted from a surface over a period of time
alfafactor
NL: alfafactorEN: alpha ratio
Definitie EN: of fissionable nuclei,the ratio of the radiative capture cross section to the fission cross section
alfaspectrometer
NL: alfaspectrometerEN: alpha ray spectrometer
Definitie EN: a radiation spectrometer for alpha radiation
alfastraler
NL: alfastralerEN: alpha emitter, alpha radiator
Definitie EN: radionuclide disintegrating with emission of alpha radiation
alfastraling
NL: alfastralingEN: alpha radiation
Definitie EN: a radiation consisting of helium nuclei(atomic wt.4,atomic number 2)that are discharged by radioactive disintegration of some heavy elements,including uranium-238,radium-226,and plutonium-239
alfastraling
NL: alfastralingEN: alpha rays, alpha radiation
Definitie EN: alpha particles emerging from radioactive atoms
alfastraling
NL: alfastralingEN: alpha radiation
Definitie EN: 1.A stream of alpha particles which are ejected from many radioactive substances having a penetrating power of a few cm in air but can be stopped by a thin piece of paper.
alfinrubbers
NL: alfinrubbersEN: alfin rubbers
Definitie EN: elastomers produced by the use of alfin catalysts
algeheel bodemtransport
NL: algeheel bodemtransportEN: general movement of bed load
Definitie EN: the stage of movement when all sediment sizes of the bed material are in motion and the movement is strong enough to develop bed configuration
algemeen
NL: algemeen, publiekrechtelijk, publiek, staats-, overheids-, regerings-, openbaar, rijks-EN: public
Definitie EN: 1.The community or people in general or a part or section of the community grouped because of a common interest or activity.
algemene milieu-indicator
NL: algemene milieu-indicatorEN: aggregate indicator of the state of the environment
Definitie NL: milieu-indicator: indicator, aanwijzer voor de kwaliteit van het milieu; bv.:het flauwvallen van een kanarie in een steenkoolmijn wijst op de aanwezigheid van koolmonoxyde, de afwezigheid van korstmossen in een bepaalde streek wijst erop, dat de lucht er niet schoon is
algemene opleiding
NL: algemene opleiding, algemeen onderwijsEN: general education
Definitie EN: 1.Informal learning or formal instruction with broad application to human existence beyond the domain of any particular subject or discipline, often equated with liberal arts in the university setting and contrasted to courses required for a specific major or program.
algemene scheikunde
NL: algemene scheikundeEN: general chemistry
Definitie EN: 1.The study of the elements and the compounds they form.
algemene vergadering
NL: algemene vergaderingEN: general assembly
Definitie EN: general and formal meeting of an association,club,organization or company attended by a specified proportion at least of its members for the purpose of deciding legislative direction,policy matters,the election of internal committees and approval of balance sheets,budgets and the like.An assembly generally observes certain fixed rules of procedure.Frequency:usually held at a set time and place on a regular basis
algendodende stof
NL: algendodende stof, algicideEN: algicide
Definitie EN: 1.Any substance or chemical applied to kill or control algal growth.
algengroei
NL: algengroeiEN: algal bloom
Definitie EN: 1.Excessive and rapid growth of algae and other aquatic plants when they are stimulated to grow too quickly by pollution. It takes place when there are too many nutrients in the water and is aggravated when accompanied by a rise in temperature. Although the algae grow quickly they soon die because they have swallowed up all the water's nutrients. As they decompose they tend to rise to the surface and form a green slime. Algal bloom have increased because higher levels of nitrogen and phosphates from agricultural areas have leached from the fields into water courses.
algicide
NL: algicide, algendodende stofEN: algicide
Definitie EN: 1.Any substance or chemical applied to kill or control algal growth.
algicide
NL: algicideEN: algicide
Definitie NL: Stof die wordt toegepast ter doding van algen.
Definitie EN: chemical agent used to destroy algae
alginaat
NL: alginaatEN: alginate
Definitie EN: salts(sodium,ammonium and potassium)of a polyuronic acid(mannuronic acid),a polymer obtained from brown algae
alifatisch
NL: alifatischEN: aliphatic
Definitie NL: gezegd van verbindingen die men zich afgeleid kan denken van methaan, en waartoe o.m.de vetten behoren
alifatische koolwaterstof
NL: alifatische koolwaterstofEN: aliphatic hydrocarbon
Definitie EN: 1.Hydrocarbons having an open chain of carbon atoms, whether normal or forked, saturated or unsaturated.
alifatische verbinding
NL: alifatische verbindingEN: aliphatic compound
Definitie EN: 1.Any organic compound of hydrogen and carbon characterized by a straight chain of the carbon atoms.
aliquot
NL: aliquotEN: aliquot
Definitie EN: contained an exact number of times in something else
alkaan
NL: alkaanEN: alcane
EN: paraffins
Definitie EN: Aliphatic hydrocarbons of the general formula CnH2n+2.The first four members are gases,the higher members are liquids and those above C16H34 are waxy solids.They are insoluble in water but soluble in chloroform and benzene.They form the chief constituents of petroleum.They are remarkably resistant to chemical action and only chlorine and bromine will react with any ease.They give chloro-and bromo-substituted paraffins respectively.They are formed by the reduction of alkenes or by treating alkyl iodides with sodium in ethereal solution.(1)
alkali
NL: alkaliEN: alkali
Definitie NL: hydroxyde(= base) van een alkalimetaal (natrium, kalium, rubidium, cesium, lithium en francium),met name van natrium en kalium (natronloog, kaliloog)
Definitie EN: a soluble salt obtained from the ashes of plants and consisting largely of potassium or sodium carbonate; a substance having marked basic properties
alkalimetaal
NL: alkalimetaalEN: alkali metal
Definitie NL: elk der zeer onedele metalen lithium, natrium, kalium, rubidium, caesium en francium (en de radicaal ammonium, NH4)
alkalische batterij
NL: alkalische batterijEN: alkaline battery
Definitie EN: 1.A primary cell that uses an alkaline electrolyte, usually potassium hydroxide, and delivers about 1.5 volts at much higher current rates than the common carbon-zinc cell. Also known as alkaline-manganese cell.
alkalische bodem
NL: alkalische bodemEN: alkali soil
Definitie EN: 1.Soil that contains sufficient exchangeable sodium to interfere with water penetration and crop growth, either with or without appreciable quantities of soluble salts.
alkeen
NL: alkeenEN: alkane
Definitie EN: 1.Paraffins. A homologous series of saturated hydrocarbons having the general formula CnH2n+2. Their systematic names end in -ane. They are chemically inert, stable, and flammable. The first four members of the series (methane, ethane, propane, butane) are gases at ordinary temperatures; the next eleven are liquids, and form the main constituents of paraffin oil; the higher members are solids. Paraffin waxs consists mainly of higher alkanes.
alkoxyalkaan
NL: alkoxyalkaan, ether, eterEN: ether
Definitie NL: neutraal reagerende, zeer vluchtige verbinding, verkregen door onttrekking van water aan alcoholen, waarbij twee moleculen alcohol zich tot een molecule ether samenvoegen
Definitie EN: one of a class of organic compounds in which any two organic radicals are attached directly to a single oxygen atom
alkyd
NL: alkyd, alkydharsEN: alkyd resin, alkyd
Definitie NL: verkregen door polycondensatie van meerwaardige alcoholen met organische meerbasische zuren
Definitie EN: polycondensation product of polyhydric alcohols with polybasic organic acids
alkydhars
NL: alkydharsEN: alkyd resin
NL: alkyd
EN: alkyd
Definitie NL: verkregen door polycondensatie van meerwaardige alcoholen met organische meerbasische zuren
Definitie EN: polycondensation product of polyhydric alcohols with polybasic organic acids
allergeen
NL: allergeenEN: allergen
Definitie NL: 1.stof die een allergische reactie kan opwekken
Definitie EN: 1.Any antigen, such as pollen, a drug, or food, that induces an allergic state in humans or animals.
allergie
NL: allergieEN: allergy
Definitie EN: 1.A condition of abnormal sensitivity in certain individuals to contact with substances such as proteins, pollens, bacteria, and certain foods. This contact may result in exaggerated physiologic responses such as hay fever, asthma, and in severe enough situations, anaphylactic shock.
allergie van de luchtwegen
NL: allergie van de luchtwegenEN: allergic airway disease
Definitie EN: a disease caused by an allergic reaction in the respiratory tract, e.g. asthma, hay fever or bronchitis; may be caused by chemical substances, dust and vapours in the working environment
allernieuwst
NL: allernieuwst, state-of-the-art, ultra-modernEN: state of the art
Definitie EN: 1.Everything made available to the public by means of a written or oral description, by use or in any other way before the date of the patent application, or an application filed in a foreign country the priority of which is validly claimed.
allernieuwst
NL: allernieuwst, ultra-modern, state-of-the-artEN: state of the art
Definitie EN: 1.Everything made available to the public by means of a written or oral description, by use or in any other way before the date of the patent application, or an application filed in a foreign country the priority of which is validly claimed.
allesdodend herbicide
NL: allesdodend herbicide, niet-selectieve onkruidbestrijdingsmiddelen, volledig onkruidbestrijdingsmiddel, volledig werkend herbicideEN: non-selective herbicide, total weedkiller, total herbicide
Definitie EN: Herbicide used to kill all vegetation; herbicide which kill parts above ground of all or most plants indiscriminately
allochtone stof
NL: allochtone stofEN: allochthonous matter
EN: allochthonous organic matter
Definitie EN: organic matter in a lake originating from an external source such as leaves of deciduous trees and humic material eroded from soils
alpien kalkminnend grasland
NL: alpien kalkminnend graslandEN: alpine calcareous grassland
Definitie EN: Under Section 6 "Natural and semi-natural grassland formations" in the Annex listing natural habitat types of Community interest, subheading 6170 is "Alpine and subalpine calcareous grasslands".
alternatief materiaal
NL: alternatief materiaalEN: alternative material
Definitie EN: 1.Materials employed in the place of others which are more dangerous for the environment, such as phosphate substitutes in detergents.
alternatieve besturingsstand
NL: alternatieve besturingsstandEN: reversal of controlling elements
Definitie EN: the ability to set the controlling elements of positive displacement pumps in such a way that for instance the connection of the working space with the suction side is closed and changed to the delivery side
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