(astronomy) 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) th...

Third-person singular simple present indicative form of roll in

Of or relating to Karl Barth (1886–1968), Swiss Reformed theologian. / Of or relating to John Barth (born 1930), American writer known for his postmodernist and metafictional fiction.

A maritime foreman who goes about from place to place, rather than supervising one particular location.