"active photolocation" meaning in English

{
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      "args": {
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      "expansion": "active photolocation (uncountable)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "kind": "other",
          "name": "English entries with incorrect language header",
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Ichthyology",
          "orig": "en:Ichthyology",
          "parents": [
            "Zoology",
            "Biology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "word": "bioluminescence"
        },
        {
          "word": "fluorescence"
        },
        {
          "word": "ocular radiance"
        },
        {
          "word": "ocular spark"
        },
        {
          "word": "phosphorescence"
        },
        {
          "word": "reflection"
        }
      ],
      "examples": [
        {
          "text": "Coordinate term: passive photolocation"
        }
      ],
      "glosses": [
        "The use of light originating from the organism to illuminate the visual field in order to see into the field of vision."
      ],
      "hyponyms": [
        {
          "word": "diurnal active photolocation"
        }
      ],
      "id": "en-active_photolocation-en-noun-Xxe9xGgx",
      "links": [
        [
          "ichthyology",
          "ichthyology"
        ],
        [
          "use",
          "use"
        ],
        [
          "light",
          "light"
        ],
        [
          "originating",
          "originate"
        ],
        [
          "organism",
          "organism"
        ],
        [
          "illuminate",
          "illuminate"
        ],
        [
          "visual field",
          "visual field"
        ],
        [
          "in order to",
          "in order to"
        ],
        [
          "see",
          "see"
        ],
        [
          "field of vision",
          "field of vision"
        ]
      ],
      "raw_glosses": [
        "(ichthyology) The use of light originating from the organism to illuminate the visual field in order to see into the field of vision."
      ],
      "related": [
        {
          "word": "active echolocation"
        },
        {
          "word": "active lidar"
        },
        {
          "word": "active radar"
        },
        {
          "word": "active sonar"
        },
        {
          "word": "blenny"
        },
        {
          "word": "dragonfish"
        },
        {
          "word": "flashlight fish"
        },
        {
          "word": "lampfish"
        },
        {
          "word": "lanternfish"
        }
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "biology",
        "ichthyology",
        "natural-sciences",
        "zoology"
      ]
    }
  ],
  "word": "active photolocation"
}

{
  "coordinate_terms": [
    {
      "word": "bioluminescence"
    },
    {
      "word": "fluorescence"
    },
    {
      "word": "ocular radiance"
    },
    {
      "word": "ocular spark"
    },
    {
      "word": "phosphorescence"
    },
    {
      "word": "reflection"
    }
  ],
  "head_templates": [
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      "args": {
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      "expansion": "active photolocation (uncountable)",
      "name": "en-noun"
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  ],
  "hyponyms": [
    {
      "word": "diurnal active photolocation"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "active echolocation"
    },
    {
      "word": "active lidar"
    },
    {
      "word": "active radar"
    },
    {
      "word": "active sonar"
    },
    {
      "word": "blenny"
    },
    {
      "word": "dragonfish"
    },
    {
      "word": "flashlight fish"
    },
    {
      "word": "lampfish"
    },
    {
      "word": "lanternfish"
    }
  ],
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        "English nouns",
        "English uncountable nouns",
        "Pages with 1 entry",
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        "en:Ichthyology"
      ],
      "examples": [
        {
          "text": "Coordinate term: passive photolocation"
        }
      ],
      "glosses": [
        "The use of light originating from the organism to illuminate the visual field in order to see into the field of vision."
      ],
      "links": [
        [
          "ichthyology",
          "ichthyology"
        ],
        [
          "use",
          "use"
        ],
        [
          "light",
          "light"
        ],
        [
          "originating",
          "originate"
        ],
        [
          "organism",
          "organism"
        ],
        [
          "illuminate",
          "illuminate"
        ],
        [
          "visual field",
          "visual field"
        ],
        [
          "in order to",
          "in order to"
        ],
        [
          "see",
          "see"
        ],
        [
          "field of vision",
          "field of vision"
        ]
      ],
      "raw_glosses": [
        "(ichthyology) The use of light originating from the organism to illuminate the visual field in order to see into the field of vision."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "biology",
        "ichthyology",
        "natural-sciences",
        "zoology"
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  ],
  "word": "active photolocation"
}