くうどうきょうしんき 空洞共振器 LinksSentence search for 空洞共振器Sentence search for くうどうきょうしんきSentence search for 空胴共振器Kanji details for 空, 洞, 共, 振 and 器Edit in JMdict Noun1. cavity resonator; microwave resonance cavity; rhumbatronOther forms空胴共振器 【くうどうきょうしんき】Notes空胴共振器: Rarely-used kanji form. Discussions Log in to talk about this word.