0 past simple and past participle of earth
1 to put an earth (= wire) between a piece of electrical equipment and the ground:
The tip of the terminal antennal segment was removed (< 1 mm) allowing the earthed 'indifferent' electrode to be inserted.
The voltage signal from the pressure-bar gauge is fed to the recording gear by means of a coaxial line contained in an earthed copper pipe.
There is no proposal to replace the present three-prong square-pinned earthed plugs with two-prong round-pinned non-earthed plugs.
Frequently it is not properly earthed, and this renders the three-wire system quite useless.
The consumer is also responsible for ensuring that his electrical installation is effectively earthed.
But aspirations to co-operation for the whole world need to be earthed in a personal and individual responsibility and participation.
Of course visions need to be earthed.
When earthed distribution systems became common, earlier unearthed socket types were either replaced with new standards, or revised to include an earthing pin.
