1. Plural of plasmoid; small, discrete structures or fragments of plasma, especially in physics and astrophysics.
Usage: technical; physics
2. In biology, structures resembling cells or organisms that contain plasma or protoplasm.
Usage: technical; biology

Examples

• Researchers observed plasmoids forming in the solar wind during the magnetic reconnection event.
• The laboratory experiment generated plasmoids that exhibited unexpected stability.
• Plasmoids in the magnetosphere can trigger auroral displays.
• Scientists study plasmoids to better understand plasma behavior in extreme conditions.
• The collision produced several small plasmoids that dispersed rapidly.