main contact
Electrical Engin.
noun
Any of the contacts of a switch which actually control the flow of current in an electric circuit.
Origin
1920s.
- electromotivity
- electromotograph
- electromotor
- electro-muscular
- electro-musical
- electromyogram
- electromyograph
- electromyographic
- electromyographically
- electromyography
- electron
- electron acceptor
- electron affinity
- electronarcosis
- electronarcotic
- electron beam
- electron camera
- electron cloud
- electron-deficient
- electron-dense
- electron density
- electron diffraction
- electron donor
- electronegative
- electronegatively