Definitions

1. noun

The blocking of sunlight by one celestial body passing in front of another.

“The total solar eclipse was a rare and awe-inspiring sight.”

2. noun

A situation in which something is overshadowed or made less important by something else.

“The news of the merger eclipsed all other headlines that day.”

3. verb

To block or overshadow something, especially in a figurative sense.

“The new policy will eclipse all previous regulations on this issue.”