gravitational lensing

Noun

 * 1)  The action of a highly-massive object (such as a star, galaxy, or black hole) that acts as a gravitational lens and focuses light from a light source (such as another star or galaxy) that passes behind it as observed from the Earth.

Translations

 * Greek: βαρυτοπρίσμωση, βαρυτοπρισμάτωση
 * Polish: soczewkowanie grawitacyjne