facula's Usage Examples:

Surrounding sunspots are bright patches known as faculae.

It is necessary to suppose, if the analogy is to hold, that the sun is brightest when sunspots and faculae are most numerous; this is by no means unlikely.

These features include the dark sunspots, the bright faculae, and granules.

He pointed out that they were limited to a certain defined zone on the sun's surface; he noted the faculae with which they are associated, the penumbra by which they are bordered, their slight proper motions and their rapid changes of form.

including prominences, spots, faculae and flocculi, and p even the eleven-year period.

In the neighbourhood surrounding the penumbra the granules appear to be packed more closely, forming brilliant patches called faculae.

Synonyms:

speckle, fleck, maculation, patch, dapple, spot,

Antonyms:

break, disjoin, clean, stay,