black hole
US /ˈblæk hoʊl/
UK /ˈblæk hoʊl/

1.
Schwarzes Loch
a region of spacetime where gravity is so strong that nothing—no particles or even electromagnetic radiation such as light—can escape from it
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Scientists are studying the supermassive black hole at the center of our galaxy.
Wissenschaftler erforschen das supermassereiche Schwarze Loch im Zentrum unserer Galaxie.
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The event horizon is the boundary of a black hole.
Der Ereignishorizont ist die Grenze eines Schwarzen Lochs.
2.
schwarzes Loch, Fass ohne Boden
a place or situation in which people, money, or things disappear or are lost without trace
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The department's budget became a black hole, with funds constantly disappearing.
Das Budget der Abteilung wurde zu einem schwarzen Loch, in dem Gelder ständig verschwanden.
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Sending money to that project is like throwing it into a black hole.
Geld in dieses Projekt zu stecken, ist wie es in ein schwarzes Loch zu werfen.