コロナ質しつ量りょう放ほう出しゅつコロナしつりょうほうしゅつMeanings1nouncoronal mass ejection; CMETechnical term in solar physics; refers to a large release of plasma and magnetic field from the Sun's corona.大だい規き模ぼなコロナ質しつ量りょう放ほう出しゅつが地ち球きゅうの磁じ気き圏けん