1. a person or thing that eclipses; something that surpasses or outshines another
Usage: often used in astronomy or figurative contexts

Examples

• The new technology proved to be an eclipser of all previous methods.
• Her talent was such an eclipser of her competitors that she won every award.
• The bright star acted as an eclipser, blocking the view of fainter celestial objects.
• His recent success was an eclipser of his earlier failures.
• The moon serves as an eclipser of the sun during a solar eclipse.