electric constant

noun

1. Also called: absolute permittivity.  εo. the permittivity of free space, which has the value 8.854 187 × 10 ^–12 farad per metre

Example Sentences

The event was electric - constant activity, splashes, and screams of glee.

From Washington Times

For ebonite this electric constant varies from 2.2 to 3.5 for different specimens, the mean of which is almost exactly equal to the square of 1.7.

From Project Gutenberg