"orthochronous" meaning in English

{
  "etymology_templates": [
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      "args": {
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        "2": "ortho",
        "3": "chronous"
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      "expansion": "ortho- + -chronous",
      "name": "confix"
    }
  ],
  "etymology_text": "From ortho- + -chronous.",
  "head_templates": [
    {
      "args": {
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      "expansion": "orthochronous (not comparable)",
      "name": "en-adj"
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  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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          "source": "w"
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          "name": "English terms prefixed with ortho-",
          "parents": [],
          "source": "w"
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        {
          "kind": "other",
          "name": "English terms suffixed with -chronous",
          "parents": [],
          "source": "w"
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        {
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Mathematics",
          "orig": "en:Mathematics",
          "parents": [
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Describing any Lorentz transformation or Galilean transformation which preserves the direction of time"
      ],
      "id": "en-orthochronous-en-adj-F34Y4792",
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "Lorentz transformation",
          "Lorentz transformation"
        ],
        [
          "Galilean transformation",
          "Galilean transformation"
        ],
        [
          "direction",
          "direction"
        ],
        [
          "time",
          "time"
        ]
      ],
      "raw_glosses": [
        "(mathematics) Describing any Lorentz transformation or Galilean transformation which preserves the direction of time"
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "Translations",
          "word": "ortokroninen"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "Translations",
          "word": "orthochron"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "Translations",
          "word": "ortoczasowy"
        }
      ]
    }
  ],
  "word": "orthochronous"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "ortho",
        "3": "chronous"
      },
      "expansion": "ortho- + -chronous",
      "name": "confix"
    }
  ],
  "etymology_text": "From ortho- + -chronous.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "orthochronous (not comparable)",
      "name": "en-adj"
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  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
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        "English entries with incorrect language header",
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        "Pages with 1 entry",
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        "Terms with German translations",
        "Terms with Polish translations",
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        "en:Mathematics"
      ],
      "glosses": [
        "Describing any Lorentz transformation or Galilean transformation which preserves the direction of time"
      ],
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "Lorentz transformation",
          "Lorentz transformation"
        ],
        [
          "Galilean transformation",
          "Galilean transformation"
        ],
        [
          "direction",
          "direction"
        ],
        [
          "time",
          "time"
        ]
      ],
      "raw_glosses": [
        "(mathematics) Describing any Lorentz transformation or Galilean transformation which preserves the direction of time"
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "Translations",
      "word": "ortokroninen"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "Translations",
      "word": "orthochron"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "Translations",
      "word": "ortoczasowy"
    }
  ],
  "word": "orthochronous"
}