[{"word":"triodes","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A thermionic valve containing an anode, a cathode, and a control grid; small changes to the charge on the grid control the flow from cathode to anode, which makes amplification possible.","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/triode","https://en.wiktionary.org/wiki/triodes"]}]