]> 2.0 2007-10-01 An ontology of measurement units. Dumontier Lab Michel Dumontier Mykola Konyk Unit Ontology (primitive) application/rdf+xml en has unit A relation to specify the unit of some measurement. is unit of A relation to specify the measurement using some unit. is raised to the power of is scaled by is shifted by absorbed dose rate unit A standard measure for the absorbed dose rate. absorbed dose unit A standard measure for absorbed dose. acceleration unit A standard measure for acceleration. amount of substance concentration unit A standard measure for an amount of substance concentration. amount of substance unit A standard measure for the amount of substance. angle unit A standard measure for angle. angular acceleration unit A standard measure for angular acceleration unit. angular velocity unit A standard measure for angular velocity. area density unit A standard measure of area density. area unit A standard measure for area. atto scaled unit A unit scaled by 10^-18. capacitance unit A standard measure for capacitance. catalytic activity unit A standard measure for catalytic activity. catalytic concentration unit A standard measure for catalytic concentration. centi scaled unit A unit scaled by 10^-2. concentration unit A standard measure of concentration. conduction unit A standard measure of conduction. currency unit A national or standard currency. deci scaled unit A unit scaled by 10^-1. deka scaled unit A unit scaled by 10^2. density unit A standard measure of density. A derived unit is one that is obtained by other units through a mathematical transformation. dose equivalent unit A standard measure for dose equivalence. dynamic viscosity unit A standard measure for dynamic viscosity. electric charge density unit A standard measure for electric charge density. electric charge unit A standard measure for electric charge. electric conduction unit A standard measure for electric conduction. electric current density unit A standard measure for electric current density. electric current unit A standard measure for electric current. electric field strength unit A standard measure for electric field strength. electric flux density unit A standard measure for electric flux density. electric resistance unit A standard measure for electric resistance. electromagnetic radiation unit A standard measure of electromagnetic radiation. energy density unit A standard measure for energy density. energy unit A standard measure for energy. entropy unit A standard measure for entropy. exa scaled unit A unit scaled by 10^18. exposure unit A standard measure for radiation exposure. femto scaled unit A unit scaled by 10^-15. force unit A standard measure for force. frequency unit A standard measure for frequency. giga scaled unit A unit scaled by 10^9. hecto scaled unit A unit scaled by 10^2. illuminance unit A standard measure for illuminance. inductance unit A standard measure for inductance. information unit A standard measure of information. irradiance unit A standard measure for irradiance. kilo scaled unit A unit scaled by 10^3. length unit A standard measure for length. linear density unit A standard measure of linear density. luminance unit A standard measure for luminance. luminous flux unit A standard measure for luminous flux. luminous intensity unit A standard measure for luminous intensity. magnetic field strength A standard measure for magnetic field strength. magnetic flux density unit A standard measure for magnetic flux density. magnetic flux unit A standard measure for magnetic flux. mass unit A standard measure for mass. mega scaled unit A unit scaled by 10^6. micro scaled unit A unit scaled by 10^-6. milli scaled unit A unit scaled by 10^-3. molality unit A standard measure of molality. molar energy unit A standard measure for molar energy. molar entropy unit A standard measure for molar entropy. molar mass unit A standard measure for molar mass. molecular mass unit A standard measure for molecular mass. moment of force unit A standard measure for moment of force. nano scaled unit A unit scaled by 10^-9. parts per notation A standard measure of parts per notation. permeability unit A standard measure for permeability. permittivity unit A standard measure for permittivity. peta scaled unit A unit scaled by 10^15. pico scaled unit A unit scaled by 10^-12. plane angle unit A standard measure for plane angle. potential difference unit A standard measure for potential difference. power unit A standard measure for power. pressure unit A standard measure for pressure. radiance unit A standard measure for radiance. radiant intensity unit A standard measure for radiant intensity. radiation unit A standard measure of radiation. radioactivity activity A standard measure for radioactive activity. scaled unit A unit that is scaled by some value. shifted unit A unit that is shifted by some value. solid angle unit A standard measure for solid angle. specific energy unit A standard measure for specific energy. specific entropy unit A standard measure for specific entropy. specific volume unit A standard measure for specific volume. surface tension unit A standard measure for surface tension. temperature unit A standard measure for temperature. tera scaled unit A unit scaled by 10^12. thermal conduction unit A standard measure for thermal conduction. time unit A standard measure for time. unit A unit is a particular physical quantity, defined and adopted by convention, with which other particular quantities of the same kind are compared to express their value. unit raised to power A unit that raised to some power. unit raised to power of negative one A unit that is raised to the power of -1. unit raised to power of negative three A unit that is raised to a power -3. unit raised to power of negative two A unit that is raised by power -2 unit raised to power of one A unit that is raised to the power 1. unit raised to power of three A unit that is raised to power 3. unit raised to power of two A unit that is raised by power of 2. velocity unit A standard measure for velocity. volume density unit A standard measure for volume density. volume unit A standard measure for volume. wavenumber unit A standard measure for wavenumber. yocto scaled unit A unit scaled by 10^-24. yotta scaled unit A unit scaled by 10^24. zepto scaled unit A unit scaled by 10^-21. zetta scaled unit A unit scaled by 10^21. pH unit A standard measure of pH.