"water yam" meaning in English

{
  "forms": [
    {
      "form": "water yams",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "water yam (plural water yams)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "55 45",
          "kind": "lifeform",
          "langcode": "en",
          "name": "Alismatales order plants",
          "orig": "en:Alismatales order plants",
          "parents": [
            "Water plants",
            "Plants",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "46 54",
          "kind": "lifeform",
          "langcode": "en",
          "name": "Dioscoreales order plants",
          "orig": "en:Dioscoreales order plants",
          "parents": [
            "Plants",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "A plant (Aponogeton madagascariensis or Aponogeton fenestralis; formerly Ouvirandra fenestralis) whose leaves have little tissue between the veins."
      ],
      "id": "en-water_yam-en-noun-rej2rHIo",
      "links": [
        [
          "tissue",
          "tissue"
        ],
        [
          "vein",
          "vein"
        ]
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "African English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Caribbean English",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "29 71",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "17 83",
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "26 74",
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "55 45",
          "kind": "lifeform",
          "langcode": "en",
          "name": "Alismatales order plants",
          "orig": "en:Alismatales order plants",
          "parents": [
            "Water plants",
            "Plants",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "46 54",
          "kind": "lifeform",
          "langcode": "en",
          "name": "Dioscoreales order plants",
          "orig": "en:Dioscoreales order plants",
          "parents": [
            "Plants",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "The purple yam, Dioscorea alata."
      ],
      "id": "en-water_yam-en-noun-AIWCi3vP",
      "links": [
        [
          "purple yam",
          "purple yam"
        ],
        [
          "Dioscorea alata",
          "Dioscorea alata#Translingual"
        ]
      ],
      "raw_glosses": [
        "(Africa, Caribbean) The purple yam, Dioscorea alata."
      ],
      "synonyms": [
        {
          "_dis1": "0 100",
          "word": "wateryam"
        }
      ],
      "tags": [
        "Africa",
        "Caribbean"
      ]
    }
  ],
  "word": "water yam"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English entries with topic categories using raw markup",
    "English lemmas",
    "English multiword terms",
    "English nouns",
    "English terms with non-redundant non-automated sortkeys",
    "en:Alismatales order plants",
    "en:Dioscoreales order plants"
  ],
  "forms": [
    {
      "form": "water yams",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "water yam (plural water yams)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Entries using missing taxonomic name (species)"
      ],
      "glosses": [
        "A plant (Aponogeton madagascariensis or Aponogeton fenestralis; formerly Ouvirandra fenestralis) whose leaves have little tissue between the veins."
      ],
      "links": [
        [
          "tissue",
          "tissue"
        ],
        [
          "vein",
          "vein"
        ]
      ]
    },
    {
      "categories": [
        "African English",
        "Caribbean English"
      ],
      "glosses": [
        "The purple yam, Dioscorea alata."
      ],
      "links": [
        [
          "purple yam",
          "purple yam"
        ],
        [
          "Dioscorea alata",
          "Dioscorea alata#Translingual"
        ]
      ],
      "raw_glosses": [
        "(Africa, Caribbean) The purple yam, Dioscorea alata."
      ],
      "tags": [
        "Africa",
        "Caribbean"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "wateryam"
    }
  ],
  "word": "water yam"
}