"Struma" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "bg",
        "3": "Струма"
      },
      "expansion": "Bulgarian Струма (Struma)",
      "name": "bor"
    }
  ],
  "etymology_text": "From Bulgarian Струма (Struma).",
  "head_templates": [
    {
      "args": {},
      "expansion": "Struma",
      "name": "en-prop"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "en",
          "name": "Places in Bulgaria",
          "orig": "en:Places in Bulgaria",
          "parents": [
            "Places"
          ],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "en",
          "name": "Places in Greece",
          "orig": "en:Places in Greece",
          "parents": [
            "Places"
          ],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "en",
          "name": "Rivers in Bulgaria",
          "orig": "en:Rivers in Bulgaria",
          "parents": [
            "Rivers",
            "Places"
          ],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "en",
          "name": "Rivers in Greece",
          "orig": "en:Rivers in Greece",
          "parents": [
            "Rivers",
            "Places"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A river in Bulgaria, and northern Greece, which flows into the Aegean Sea."
      ],
      "id": "en-Struma-en-name-4Fmzd5B5",
      "links": [
        [
          "river",
          "river"
        ],
        [
          "Bulgaria",
          "Bulgaria#English"
        ],
        [
          "Greece",
          "Greece#English"
        ],
        [
          "Aegean Sea",
          "Aegean Sea#English"
        ]
      ]
    }
  ],
  "word": "Struma"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "bg",
        "3": "Струма"
      },
      "expansion": "Bulgarian Струма (Struma)",
      "name": "bor"
    }
  ],
  "etymology_text": "From Bulgarian Струма (Struma).",
  "head_templates": [
    {
      "args": {},
      "expansion": "Struma",
      "name": "en-prop"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English proper nouns",
        "English terms borrowed from Bulgarian",
        "English terms derived from Bulgarian",
        "English uncountable nouns",
        "Pages with 2 entries",
        "Pages with entries",
        "en:Places in Bulgaria",
        "en:Places in Greece",
        "en:Rivers in Bulgaria",
        "en:Rivers in Greece"
      ],
      "glosses": [
        "A river in Bulgaria, and northern Greece, which flows into the Aegean Sea."
      ],
      "links": [
        [
          "river",
          "river"
        ],
        [
          "Bulgaria",
          "Bulgaria#English"
        ],
        [
          "Greece",
          "Greece#English"
        ],
        [
          "Aegean Sea",
          "Aegean Sea#English"
        ]
      ]
    }
  ],
  "word": "Struma"
}