"blueshift" meaning in English

{
  "antonyms": [
    {
      "word": "redshift"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "blue",
        "3": "shift"
      },
      "expansion": "blue + shift",
      "name": "compound"
    }
  ],
  "etymology_text": "blue + shift",
  "forms": [
    {
      "form": "blueshifts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "blueshift (plural blueshifts)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Physics",
          "orig": "en:Physics",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Relativity",
          "orig": "en:Relativity",
          "parents": [
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A change in the wavelength of light, in which the wavelength is shorter than when it was emitted at the source."
      ],
      "id": "en-blueshift-en-noun-cZw8OvZB",
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "wavelength",
          "wavelength"
        ],
        [
          "light",
          "light"
        ],
        [
          "emit",
          "emit"
        ]
      ],
      "raw_glosses": [
        "(physics) A change in the wavelength of light, in which the wavelength is shorter than when it was emitted at the source."
      ],
      "related": [
        {
          "word": "Doppler effect"
        }
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "translations": [
        {
          "code": "bg",
          "lang": "Bulgarian",
          "roman": "sinjo otmestvane",
          "sense": "change in wavelength",
          "tags": [
            "neuter"
          ],
          "word": "синьо отместване"
        },
        {
          "code": "nl",
          "lang": "Dutch",
          "sense": "change in wavelength",
          "tags": [
            "feminine"
          ],
          "word": "blauwverschuiving"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "change in wavelength",
          "word": "sinisiirtymä"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "change in wavelength",
          "tags": [
            "feminine"
          ],
          "word": "Blauverschiebung"
        },
        {
          "code": "mk",
          "lang": "Macedonian",
          "roman": "sino pomestuvanje",
          "sense": "change in wavelength",
          "tags": [
            "neuter"
          ],
          "word": "сино поместување"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "golubóje smeščénije",
          "sense": "change in wavelength",
          "tags": [
            "neuter"
          ],
          "word": "голубо́е смеще́ние"
        },
        {
          "code": "tr",
          "lang": "Turkish",
          "sense": "change in wavelength",
          "word": "maviye kayma"
        }
      ],
      "wikipedia": [
        "blueshift"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈbluːˌʃɪft/"
    },
    {
      "enpr": "blo͞o'shĭft"
    }
  ],
  "word": "blueshift"
}

{
  "antonyms": [
    {
      "word": "redshift"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "blue",
        "3": "shift"
      },
      "expansion": "blue + shift",
      "name": "compound"
    }
  ],
  "etymology_text": "blue + shift",
  "forms": [
    {
      "form": "blueshifts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "blueshift (plural blueshifts)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "Doppler effect"
    }
  ],
  "senses": [
    {
      "categories": [
        "English 2-syllable words",
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English nouns",
        "English terms with IPA pronunciation",
        "en:Physics",
        "en:Relativity"
      ],
      "glosses": [
        "A change in the wavelength of light, in which the wavelength is shorter than when it was emitted at the source."
      ],
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "wavelength",
          "wavelength"
        ],
        [
          "light",
          "light"
        ],
        [
          "emit",
          "emit"
        ]
      ],
      "raw_glosses": [
        "(physics) A change in the wavelength of light, in which the wavelength is shorter than when it was emitted at the source."
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ],
      "wikipedia": [
        "blueshift"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈbluːˌʃɪft/"
    },
    {
      "enpr": "blo͞o'shĭft"
    }
  ],
  "translations": [
    {
      "code": "bg",
      "lang": "Bulgarian",
      "roman": "sinjo otmestvane",
      "sense": "change in wavelength",
      "tags": [
        "neuter"
      ],
      "word": "синьо отместване"
    },
    {
      "code": "nl",
      "lang": "Dutch",
      "sense": "change in wavelength",
      "tags": [
        "feminine"
      ],
      "word": "blauwverschuiving"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "change in wavelength",
      "word": "sinisiirtymä"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "change in wavelength",
      "tags": [
        "feminine"
      ],
      "word": "Blauverschiebung"
    },
    {
      "code": "mk",
      "lang": "Macedonian",
      "roman": "sino pomestuvanje",
      "sense": "change in wavelength",
      "tags": [
        "neuter"
      ],
      "word": "сино поместување"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "golubóje smeščénije",
      "sense": "change in wavelength",
      "tags": [
        "neuter"
      ],
      "word": "голубо́е смеще́ние"
    },
    {
      "code": "tr",
      "lang": "Turkish",
      "sense": "change in wavelength",
      "word": "maviye kayma"
    }
  ],
  "word": "blueshift"
}