Penumbra can be categorized as a noun.
Noun |
||
| penumbra - a fringe region of partial shadow around an umbra |
| # | Sentence | ||
|---|---|---|---|
| 1. | noun | A total solar eclipse, or a complete blocking out of the Sun's light, can only be seen by those who live in the area covered by the umbra. People who live in the area of the Earth covered by the penumbra will see a partial eclipse. |
| Sentence | |
|---|---|
| noun | |
| A total solar eclipse, or a complete blocking out of the Sun's light, can only be seen by those who live in the area covered by the umbra. People who live in the area of the Earth covered by the penumbra will see a partial eclipse. | |