"stardate" meaning in English

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  "etymology_text": "From star + date.",
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      "form": "stardates",
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  "pos": "noun",
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          "ref": "1967, Star Trek, The Alternative Factor, season 1, episode 27, spoken by William Shatner:",
          "text": "Captain's log, stardate 3087.6. While investigating an uncharted planet, the Enterprise and at least this entire quadrant of space, has been subjected to violent, unexplained stress and force.",
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          "ref": "2009 May 30, Edward Rothstein, “The U.S.S. Enterprise, in Strange New World of Museum”, in New York Times:",
          "text": "And to avoid any quantum entanglement, make sure that if you visit the show before it closes on the stardate equivalent to Sept. 20, your transporter is in working order.",
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        "A date according to the fictional system of time measurement developed for Star Trek."
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        "(science fiction) A date according to the fictional system of time measurement developed for Star Trek."
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  "etymology_text": "From star + date.",
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      "form": "stardates",
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  "lang_code": "en",
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        },
        {
          "ref": "2009 May 30, Edward Rothstein, “The U.S.S. Enterprise, in Strange New World of Museum”, in New York Times:",
          "text": "And to avoid any quantum entanglement, make sure that if you visit the show before it closes on the stardate equivalent to Sept. 20, your transporter is in working order.",
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      ],
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