(military) A strategy that involves destroying buildings, crops, and other resources that could be useful to opponents. / (figuratively) An intentional course of action that is drastic or ruinous.

An epithet for Jesus Christ

plural of rare earth metal

(idiomatic, of an event, thing, person) To be brought back to reality; to emerge from a daydream.

plural of rare earth mineral

(space flight) a spacecraft designed to survive reentry and landing, returning from space back to planet Earth

plural of Earth return vehicle

plural of near-Earth object

The hypothesis that the evolution of life required an improbable combination of astrophysical and geological events and circumstances, and for this reason complex extraterrestrial life is a very improbable phenomenon and likely to be extremely rare.

plural of alkaline-earth metal