Below you will find the solution for: 250 years before it meant an astronomical singularity this 2-word term was slang for a prison Jeopardy .
Since you already solved the question 250 years before it meant an astronomical singularity this 2-word term was slang for a prison which had the answer BLACK HOLE, you can simply go back at the main post to check the other answers. You can do so by clicking the link here Jeopardy July 10 2019
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