faculae

Noun

Bright spots that appear on the sun's surface.

ریشه

Derived from Latin 'facula' meaning 'little torch'.

مثال

• The faculae are more visible when the sun is less active.
• Astronomers study faculae to understand solar activity.
• The presence of faculae indicates a high level of solar radiation.

ترکیب‌های رایج

Solar faculae Visible faculae Bright faculae