coronal mass ejection.

A large release of magnetized plasma from the Sun's outer atmosphere into space.

Use it for

Words that belong together

• solar coronal mass ejection
• Earth-directed coronal mass ejection

On the page

A coronal mass ejection forced the crew to shelter behind the water tanks.

The forecast tracked an Earth-directed coronal mass ejection.

Usage notes

Primary category: sci-fi. Forms: Singular coronal mass ejection; plural coronal mass ejections. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.