"rá-" meaning in Hungarian

{
  "head_templates": [
    {
      "args": {
        "1": "hu",
        "2": "prefix"
      },
      "expansion": "rá-",
      "name": "head"
    }
  ],
  "lang": "Hungarian",
  "lang_code": "hu",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Hungarian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "rá- + beszél (“to speak”) → rábeszél (“to talk someone into doing something”)",
          "type": "example"
        }
      ],
      "glosses": [
        "on, onto"
      ],
      "id": "en-rá--hu-prefix-SfFTjxUk",
      "links": [
        [
          "on",
          "on"
        ],
        [
          "onto",
          "onto"
        ]
      ],
      "qualifier": "verbal prefix",
      "raw_glosses": [
        "(verbal prefix) on, onto"
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈraː]"
    }
  ],
  "word": "rá-"
}

{
  "head_templates": [
    {
      "args": {
        "1": "hu",
        "2": "prefix"
      },
      "expansion": "rá-",
      "name": "head"
    }
  ],
  "lang": "Hungarian",
  "lang_code": "hu",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        "Hungarian entries with incorrect language header",
        "Hungarian lemmas",
        "Hungarian prefixes",
        "Hungarian terms with IPA pronunciation"
      ],
      "examples": [
        {
          "text": "rá- + beszél (“to speak”) → rábeszél (“to talk someone into doing something”)",
          "type": "example"
        }
      ],
      "glosses": [
        "on, onto"
      ],
      "links": [
        [
          "on",
          "on"
        ],
        [
          "onto",
          "onto"
        ]
      ],
      "qualifier": "verbal prefix",
      "raw_glosses": [
        "(verbal prefix) on, onto"
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈraː]"
    }
  ],
  "word": "rá-"
}