the electron volt
1electron volt — n. a unit of energy equal to that attained by an electron falling unimpeded through a potential difference of one volt; 1.602 × 10 19 joule: abbrev. eV: often written electronvolt n. or electron volt or electronvolt n. * * * ▪ unit of measurement …
2Electron volt — In physics, the electron volt (eV) is a unit of energy. By definition, it is equal to the amount of energy gained by a single unbound electron when it accelerates through an electrostatic potential difference of one volt. In SI units, it is the… …
3electron-volt — n. a unit of energy, being equal to the kinetic energy acquired by an electron when accelerated through a potential difference of one volt. It is equal to 1.602 x 10^{ 19} Joules. It is abbreviated eV. Note: The unit electron volt is often used… …
4electron volt — n a unit of energy equal to the energy gained by an electron in passing from a point of low potential to a point one volt higher in potential: 1.60 × 10 19 joule * * * a unit of energy equal to the increase in the energy of an electron when it… …
5electron-volt — /i lek tron vohlt /, n. Physics. a unit of energy, equal to the energy acquired by an electron accelerating through a potential difference of one volt and equivalent to 1.602 × 10 19 joules. Abbr.: eV, ev Also, electron volt. [1925 30] * * * …
6electron volt — /əlɛktrɒn ˈvoʊlt/ (say uhlektron vohlt) noun Physics a unit of energy used in atomic and nuclear physics; one electron volt is equal to the energy generated by an electron when it is accelerated across a potential of one volt; 1eV = 1.6 x 10 19J …
7electron-volt — /i lek tron vohlt /, n. Physics. a unit of energy, equal to the energy acquired by an electron accelerating through a potential difference of one volt and equivalent to 1.602 × 10 19 joules. Abbr.: eV, ev Also, electron volt. [1925 30] …
8Electron Volt — The amount of kinetic energy gained by an electron when accelerated through an electric potential difference of 1 Volt; equivalent to 1.603 x 10^ 12; a unit of energy or work; abbreviated as eV …
9electron-volt — The energy imparted to an electron by a potential of 1 V; equal to 1.60218 × 10−12 erg in the CGS system, or 1.60218 × 10−19 J in the SI system …
10electron-volt — elec′tron volt or elec′tron volt n. phs a unit of energy, equal to the energy acquired by an electron accelerating through a potential difference of one volt and equivalent to 1.602 x 10−19 joules Abbr.: eV,ev …
