noun
- telescopes designed to observe the sun’s corona by blocking out the bright solar disk
Usage: astronomy; plural of coronagraph
Examples
- The space observatory carries several coronagraphs to study solar activity.
- Ground-based coronagraphs must compensate for atmospheric interference.
- Scientists use coronagraphs to monitor coronal mass ejections.
- Modern coronagraphs can detect solar wind patterns around the sun.
- The satellite’s coronagraphs revealed new details about the solar corona.
- Astronomers rely on coronagraphs to observe solar flares safely.