"delta arrowhead" meaning in English

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        "2": "delta",
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      },
      "expansion": "By surface analysis, delta + arrowhead (“Sagittaria sp.”)",
      "name": "surface analysis"
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  ],
  "etymology_text": "By surface analysis, delta + arrowhead (“Sagittaria sp.”).",
  "forms": [
    {
      "form": "delta arrowheads",
      "tags": [
        "plural"
      ]
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      "expansion": "delta arrowhead (plural delta arrowheads)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "langcode": "en",
          "name": "Alismatales order plants",
          "orig": "en:Alismatales order plants",
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        }
      ],
      "glosses": [
        "Sagittaria platyphylla, a certain alismataceous plant which grows in shallow waters, native to parts of the United States."
      ],
      "id": "en-delta_arrowhead-en-noun-uSOjLjGS",
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          "alismataceous",
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    }
  ],
  "word": "delta arrowhead"
}

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      },
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  ],
  "etymology_text": "By surface analysis, delta + arrowhead (“Sagittaria sp.”).",
  "forms": [
    {
      "form": "delta arrowheads",
      "tags": [
        "plural"
      ]
    }
  ],
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      "expansion": "delta arrowhead (plural delta arrowheads)",
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  "lang_code": "en",
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        "en:Alismatales order plants"
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  "word": "delta arrowhead"
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