霧きり箱ばこきりばこMeanings1nouncloud chamberA physics device used to visualize ionizing radiation by creating a supersaturated vapor that forms cloud trails.霧きり箱ばこを使つかって放ほう射しゃ線せんの飛ひ跡せきを観かん察さつした。We observed the tracks of radiation using a cloud chamber.
