COULOMB

Pronunciation (US):

(GB):

 Dictionary entry overview: What does Coulomb mean? 

• COULOMB (noun)
  The noun COULOMB has 2 senses:

1. a unit of electrical charge equal to the amount of charge transferred by a current of 1 ampere in 1 second

2. French physicist famous for his discoveries in the field of electricity and magnetism; formulated Coulomb's Law (1736-1806)

  Familiarity information: COULOMB used as a noun is rare.

 Dictionary entry details 

• COULOMB (noun)

Sense 1

Meaning:

A unit of electrical charge equal to the amount of charge transferred by a current of 1 ampere in 1 second

Classified under:

Nouns denoting quantities and units of measure

Synonyms:

ampere-second; C; coulomb

Hypernyms ("coulomb" is a kind of...):

charge unit; quantity unit (a measure of the quantity of electricity (determined by the amount of an electric current and the time for which it flows))

Holonyms ("coulomb" is a part of...):

abcoulomb (a unit of electrical charge equal to 10 coulombs)

ampere-minute (a unit of charge equal to 60 coulombs)

Sense 2

Meaning:

French physicist famous for his discoveries in the field of electricity and magnetism; formulated Coulomb's Law (1736-1806)

Classified under:

Nouns denoting people

Synonyms:

Charles Augustin de Coulomb; Coulomb

Instance hypernyms:

physicist (a scientist trained in physics)

 Context examples 

A unit of volumetric electrical charge density designated as the charge equal to one coulomb distributed over the volume equal to one cubic meter.

(Coulomb per Cubic Meter, NCI Thesaurus)

A unit of electric charge density used to express a number of lines of electric force emanated or absorbed by an electric charge equal to one coulomb per unit area equal to one square meter.

(Coulomb per Square Meter, NCI Thesaurus)

A SI derived unit of exposure to ionizing radiation equal to the amount of gamma or x-rays required to produce ions in an element of air resulting in a charge of one Coulomb per one kilogram of that element under standard conditions.

(Coulomb per Kilogram, NCI Thesaurus)

A constant used also as a unit of electric charge representing the electric charge carried by one mole (an Avogadro's number) of electrons or one equivalent of ions, and equal to the quantity of electricity that is capable of depositing or liberating one gram equivalent weight of a substance in electrolysis, approximately 9.6494E4 coulombs.

(Faraday, NCI Thesaurus)

A SI unit of capacitance equal to the capacitance of a capacitor having an equal and opposite charge of one coulomb on each plate and a potential difference of one volt between the plates.

(Farad, NCI Thesaurus)