electrode
UK/i'lektrәud/US
B1
Definitions
n.
A conductor through which electric current enters or leaves a device, battery, or circuit
电极
Root Breakdown
Root-derivedelectrrelating to electricity, charged with electricity
=electrode
electr (electricity) + ode (hodos, way/path) = "the path the electric current takes" — from the WAY source. Coined by Michael Faraday for the terminal where current enters or leaves. This is the one -ode word where "path" is literal.
Root ode still carries 5 more wordsCommon Collocations
- 1.positive electrode正极
- 2.negative electrode负极
- 3.attach an electrode接上电极
- 4.carbon electrode碳电极
Example Sentences
- 1.
The technician attached an electrode to the patient's chest.
- 2.
A battery has a positive and a negative electrode.
- 3.
Welding melts metal using the heat from an electrode.