"радъ" meaning in Old Church Slavonic

{
  "derived": [
    {
      "_dis1": "0 0",
      "roman": "radostĭ",
      "word": "радость"
    }
  ],
  "forms": [
    {
      "form": "radŭ",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "cu",
        "10": "",
        "11": "",
        "12": "",
        "13": "",
        "14": "",
        "15": "",
        "16": "",
        "17": "",
        "18": "",
        "19": "",
        "2": "adjective",
        "20": "",
        "21": "",
        "22": "",
        "3": "",
        "4": "",
        "5": "",
        "6": "",
        "7": "",
        "8": "",
        "9": "",
        "head": "",
        "sc": "",
        "tr": ""
      },
      "expansion": "радъ • (radŭ)",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "радъ • (radŭ)",
      "name": "cu-adj"
    }
  ],
  "lang": "Old Church Slavonic",
  "lang_code": "cu",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "_dis": "60 40",
          "kind": "other",
          "name": "Old Church Slavonic entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "82 18",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "91 9",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "english": "The Philosopher answered: Though tired and feeble in body, I will gladly go there if they have letters for their tongue.",
          "ref": "from the Life of Constantine",
          "roman": "Otvěšta filosoθŭ, i trudenŭ sy tělomŭ i bolenŭ, radŭ idu tamo, ašte imutĭ bukvi vŭ jazykŭ svoi.",
          "text": "Ѡтвѣща филосѡѳъ, и троуденъ сꙑ тѣлѡмъ и боленъ, радъ идоу тамо, аще имоуть боукви въ ꙗзꙑкъ свои.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "glad"
      ],
      "id": "en-радъ-cu-adj-xqoVlfdh",
      "links": [
        [
          "glad",
          "glad"
        ]
      ]
    },
    {
      "glosses": [
        "merry"
      ],
      "id": "en-радъ-cu-adj-~CYaXj48",
      "links": [
        [
          "merry",
          "merry"
        ]
      ]
    }
  ],
  "word": "радъ"
}

{
  "categories": [
    "Old Church Slavonic adjectives",
    "Old Church Slavonic entries with incorrect language header",
    "Old Church Slavonic lemmas",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "derived": [
    {
      "roman": "radostĭ",
      "word": "радость"
    }
  ],
  "forms": [
    {
      "form": "radŭ",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "cu",
        "10": "",
        "11": "",
        "12": "",
        "13": "",
        "14": "",
        "15": "",
        "16": "",
        "17": "",
        "18": "",
        "19": "",
        "2": "adjective",
        "20": "",
        "21": "",
        "22": "",
        "3": "",
        "4": "",
        "5": "",
        "6": "",
        "7": "",
        "8": "",
        "9": "",
        "head": "",
        "sc": "",
        "tr": ""
      },
      "expansion": "радъ • (radŭ)",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "радъ • (radŭ)",
      "name": "cu-adj"
    }
  ],
  "lang": "Old Church Slavonic",
  "lang_code": "cu",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "Old Church Slavonic terms with quotations"
      ],
      "examples": [
        {
          "english": "The Philosopher answered: Though tired and feeble in body, I will gladly go there if they have letters for their tongue.",
          "ref": "from the Life of Constantine",
          "roman": "Otvěšta filosoθŭ, i trudenŭ sy tělomŭ i bolenŭ, radŭ idu tamo, ašte imutĭ bukvi vŭ jazykŭ svoi.",
          "text": "Ѡтвѣща филосѡѳъ, и троуденъ сꙑ тѣлѡмъ и боленъ, радъ идоу тамо, аще имоуть боукви въ ꙗзꙑкъ свои.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "glad"
      ],
      "links": [
        [
          "glad",
          "glad"
        ]
      ]
    },
    {
      "glosses": [
        "merry"
      ],
      "links": [
        [
          "merry",
          "merry"
        ]
      ]
    }
  ],
  "word": "радъ"
}