"rú" meaning in Irish

{
  "etymology_templates": [
    {
      "args": {
        "1": "ga",
        "2": "mga",
        "3": "rú",
        "t": "red dye plant, lady's bedstraw, madder"
      },
      "expansion": "Middle Irish rú (“red dye plant, lady's bedstraw, madder”)",
      "name": "der"
    },
    {
      "args": {
        "1": "ga",
        "2": "fro",
        "3": "rue",
        "t": "rue"
      },
      "expansion": "Old French rue (“rue”)",
      "name": "der"
    },
    {
      "args": {
        "1": "ga",
        "2": "la",
        "3": "rūta"
      },
      "expansion": "Latin rūta",
      "name": "der"
    },
    {
      "args": {
        "1": "ga",
        "2": "grc",
        "3": "ῥῡτή"
      },
      "expansion": "Ancient Greek ῥῡτή (rhūtḗ)",
      "name": "der"
    }
  ],
  "etymology_text": "From Middle Irish rú (“red dye plant, lady's bedstraw, madder”), from Old French rue (“rue”), from Latin rūta, from Ancient Greek ῥῡτή (rhūtḗ). Rue itself is not used in dyeing; the association with red dye may be attributed to the word’s phonological similarity to rúad (“red”).",
  "forms": [
    {
      "form": "rú",
      "tags": [
        "genitive",
        "singular"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ga",
        "10": "",
        "11": "",
        "12": "-",
        "13": "",
        "14": "",
        "15": "",
        "16": "",
        "2": "noun",
        "3": "genitive singular",
        "4": "rú",
        "5": "",
        "6": "",
        "7": "",
        "8": "",
        "9": "",
        "cat2": "",
        "f1request": "1",
        "f4request": "1",
        "g": "m",
        "g2": "",
        "g3": "",
        "head": ""
      },
      "expansion": "rú m (genitive singular rú)",
      "name": "head"
    },
    {
      "args": {
        "1": "m",
        "2": "~",
        "3": "-"
      },
      "expansion": "rú m (genitive singular rú)",
      "name": "ga-noun"
    }
  ],
  "lang": "Irish",
  "lang_code": "ga",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "55 45",
          "kind": "other",
          "name": "Irish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "55 45",
          "kind": "lifeform",
          "langcode": "ga",
          "name": "Madder family plants",
          "orig": "ga:Madder family plants",
          "parents": [
            "Gentianales order plants",
            "Shrubs",
            "Plants",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "82 18",
          "kind": "lifeform",
          "langcode": "ga",
          "name": "Rue family plants",
          "orig": "ga:Rue family plants",
          "parents": [
            "Sapindales order plants",
            "Shrubs",
            "Trees",
            "Plants",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "rue, Ruta spp."
      ],
      "id": "en-rú-ga-noun-m1uUfpXH",
      "links": [
        [
          "rue",
          "rue#English:_plant"
        ],
        [
          "Ruta",
          "Ruta#Translingual"
        ]
      ],
      "tags": [
        "masculine"
      ]
    },
    {
      "categories": [
        {
          "_dis": "55 45",
          "kind": "other",
          "name": "Irish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "55 45",
          "kind": "lifeform",
          "langcode": "ga",
          "name": "Madder family plants",
          "orig": "ga:Madder family plants",
          "parents": [
            "Gentianales order plants",
            "Shrubs",
            "Plants",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "lady's bedstraw, Galium verum"
      ],
      "id": "en-rú-ga-noun-eNYf1ZkL",
      "links": [
        [
          "lady's bedstraw",
          "lady's bedstraw"
        ],
        [
          "Galium verum",
          "Galium verum#Translingual"
        ]
      ],
      "synonyms": [
        {
          "_dis1": "1 99",
          "sense": "lady's bedstraw",
          "word": "rú Mhuire"
        }
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɾˠuː/"
    }
  ],
  "word": "rú"
}

{
  "categories": [
    "Irish entries with incorrect language header",
    "Irish lemmas",
    "Irish masculine nouns",
    "Irish nouns",
    "Irish terms derived from Ancient Greek",
    "Irish terms derived from Latin",
    "Irish terms derived from Middle Irish",
    "Irish terms derived from Old French",
    "Pages with 4 entries",
    "Pages with entries",
    "ga:Madder family plants",
    "ga:Rue family plants"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "ga",
        "2": "mga",
        "3": "rú",
        "t": "red dye plant, lady's bedstraw, madder"
      },
      "expansion": "Middle Irish rú (“red dye plant, lady's bedstraw, madder”)",
      "name": "der"
    },
    {
      "args": {
        "1": "ga",
        "2": "fro",
        "3": "rue",
        "t": "rue"
      },
      "expansion": "Old French rue (“rue”)",
      "name": "der"
    },
    {
      "args": {
        "1": "ga",
        "2": "la",
        "3": "rūta"
      },
      "expansion": "Latin rūta",
      "name": "der"
    },
    {
      "args": {
        "1": "ga",
        "2": "grc",
        "3": "ῥῡτή"
      },
      "expansion": "Ancient Greek ῥῡτή (rhūtḗ)",
      "name": "der"
    }
  ],
  "etymology_text": "From Middle Irish rú (“red dye plant, lady's bedstraw, madder”), from Old French rue (“rue”), from Latin rūta, from Ancient Greek ῥῡτή (rhūtḗ). Rue itself is not used in dyeing; the association with red dye may be attributed to the word’s phonological similarity to rúad (“red”).",
  "forms": [
    {
      "form": "rú",
      "tags": [
        "genitive",
        "singular"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ga",
        "10": "",
        "11": "",
        "12": "-",
        "13": "",
        "14": "",
        "15": "",
        "16": "",
        "2": "noun",
        "3": "genitive singular",
        "4": "rú",
        "5": "",
        "6": "",
        "7": "",
        "8": "",
        "9": "",
        "cat2": "",
        "f1request": "1",
        "f4request": "1",
        "g": "m",
        "g2": "",
        "g3": "",
        "head": ""
      },
      "expansion": "rú m (genitive singular rú)",
      "name": "head"
    },
    {
      "args": {
        "1": "m",
        "2": "~",
        "3": "-"
      },
      "expansion": "rú m (genitive singular rú)",
      "name": "ga-noun"
    }
  ],
  "lang": "Irish",
  "lang_code": "ga",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "rue, Ruta spp."
      ],
      "links": [
        [
          "rue",
          "rue#English:_plant"
        ],
        [
          "Ruta",
          "Ruta#Translingual"
        ]
      ],
      "tags": [
        "masculine"
      ]
    },
    {
      "glosses": [
        "lady's bedstraw, Galium verum"
      ],
      "links": [
        [
          "lady's bedstraw",
          "lady's bedstraw"
        ],
        [
          "Galium verum",
          "Galium verum#Translingual"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɾˠuː/"
    }
  ],
  "synonyms": [
    {
      "sense": "lady's bedstraw",
      "word": "rú Mhuire"
    }
  ],
  "word": "rú"
}