star gate

Noun

stargate (plural stargates)

1. (neologism) A hypothetical device consisting of a traversable portal (typically a wormhole) that can send one to another location light years away nearly instantaneously.
   • A "stargate" will appear at the top of the screen, at this point, and you must guide your lander back through the asteroid belt in order to reach it. When your lander touches the stargate the survivor will be safe.1983, Pat W. Norris, Lander (instructions in video game)

See all 2 meanings of stargate