- electrode (n.)
- "one of the two ends of an open electrical circuit," 1834, coined by English physicist and chemist Michael Faraday (1791-1867) from electro- + Greek hodos "way" (see cede) on the same pattern as anode, cathode.
- strode
- past tense of stride (v.).
- tetrode
- "A thermionic valve having four electrodes", Early 20th century: from tetra- 'four' + Greek hodos 'way'.