rille in a sentence
n.
📚 Grade Level: Grade 9, Grade 10, Grade 11, Grade 12
Definition
RILLE: a long, narrow channel or groove on the surface of the moon or other celestial bodies, often resembling a dried-up riverbed.
Sample Sentences
- The moon's surface is adorned with rilles that resemble ancient riverbeds.
- During the telescope tour, we observed a rille that stretched for several kilometers.
- Geologists believe the formation of rilles on Mars hints at its watery past.
- The rille was carved by volcanic activity, showcasing the planet's dynamic history.
- Scientists use rilles as indicators of tectonic movements and geological changes.