current density

American  

noun

Electricity.

1. the amount of current flowing through a given cross-sectional area in a given time interval: usually measured in amperes per square centimeter.

---

current density British  

noun

1. J. the ratio of the electric current flowing at a particular point in a conductor to the cross-sectional area of the conductor taken perpendicular to the current flow at that point. It is measured in amperes per square metre

---

Example Sentences

See Examples For:

current density

Beneath the water, divers tracked current density and coral growths, searching for mother-of-pearl.

From The Wall Street Journal ● Aug. 6, 2026

In forward bias, it exhibited a current density of 11 mA/cm2 at 181 mV overpotential.

From Science Daily ● Nov. 15, 2023

"Essentially, we want electrodes that don't corrode, while still supporting the high electrical current density required for effective operation."

From BBC ● Jul. 13, 2023

The city’s nearly completed plan calls for 8,152 housing units and 22,751 jobs near the station over 23 years, nearly quadruple current density.

From Seattle Times ● Jan. 28, 2022

The articles should be scratch-brushed and plated for about two minutes with a current density of about ten ampères per square foot.

From On Laboratory Arts by Richard Threlfall