What does the word electrode mean?

Usage examples for electrode

  1. The soft metal teeth coupled to the electrode! – The High Calling by Charles M. Sheldon
  2. It looked to me like an electrode consisting of large plates of German silver, covered with felt and saturated with salt solution. – Guy Garrick by Arthur B. Reeve
  3. An electrode E, connecting with the fuse wire F, for igniting the fuel placed in the pan C. A support G, for a water agitator. – Steam, Its Generation and Use by Babcock & Wilcox Co.