"5K" meaning in English

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  "etymology_text": "From 5 (“the number five”) + K (“abbreviation for thousand”).",
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          "text": "She stalked the family home to catch Sophie on a run, and then she lied and said she was a part of the 5K the family did in Jon's memory. Then, she wanted to leave a note (or maybe the memory card with that info on it) for Delilah, and then she chickened out. These aren't actions of a straight-thinking woman.",
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        "A road race over 5 000 metres."
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        "(athletics) A road race over 5 000 metres."
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        "A display device or item of content with approximately 5,000 pixels in the horizontal axis."
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        "(computing) A display device or item of content with approximately 5,000 pixels in the horizontal axis."
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        "(computing) A display device or item of content with approximately 5,000 pixels in the horizontal axis."
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