[{"word":"pentodes","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A thermionic valve similar to a tetrode with the addition of a third grid, the suppressor grid; was/is used in high quality audio and radio products","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/pentode","https://en.wiktionary.org/wiki/pentodes"]}]