Definitions

1. verb

to lie on top of something, especially a layer of rock or soil

“The geologist said that the new rock formation overlies the older one.”

2. verb

to be situated above something in a geological sense

“The waterfall overlies a deep chasm.”

3. verb

to be placed on top of something else, especially in a technical or formal context

“The new software overlies the old interface.”

4. noun

a layer or stratum of rock or soil that overlies another

“The overlie of the limestone is a significant geological feature.”