"rosy tern" meaning in English

{
  "forms": [
    {
      "form": "rosy terns",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "rosy tern (plural rosy terns)",
      "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"
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          "source": "w"
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          "parents": [
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          "source": "w"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "Yorkshire English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Birdwatching",
          "orig": "en:Birdwatching",
          "parents": [
            "Hobbies",
            "Recreation",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Terns",
          "orig": "en:Terns",
          "parents": [
            "Seabirds",
            "Birds",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "the roseate tern."
      ],
      "id": "en-rosy_tern-en-noun-M0MzzZxU",
      "links": [
        [
          "birdwatching",
          "birdwatching#Noun"
        ],
        [
          "roseate tern",
          "roseate tern"
        ]
      ],
      "raw_glosses": [
        "(Yorkshire, birdwatching) the roseate tern."
      ],
      "tags": [
        "Yorkshire"
      ],
      "topics": [
        "biology",
        "birdwatching",
        "natural-sciences",
        "ornithology"
      ]
    }
  ],
  "word": "rosy tern"
}

{
  "forms": [
    {
      "form": "rosy terns",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "rosy tern (plural rosy terns)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        "English countable nouns",
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        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "Yorkshire English",
        "en:Birdwatching",
        "en:Terns"
      ],
      "glosses": [
        "the roseate tern."
      ],
      "links": [
        [
          "birdwatching",
          "birdwatching#Noun"
        ],
        [
          "roseate tern",
          "roseate tern"
        ]
      ],
      "raw_glosses": [
        "(Yorkshire, birdwatching) the roseate tern."
      ],
      "tags": [
        "Yorkshire"
      ],
      "topics": [
        "biology",
        "birdwatching",
        "natural-sciences",
        "ornithology"
      ]
    }
  ],
  "word": "rosy tern"
}