"อาร์" meaning in Thai

{
  "etymology_templates": [
    {
      "args": {
        "1": "th",
        "2": "en",
        "3": "ar"
      },
      "expansion": "English ar",
      "name": "bor"
    }
  ],
  "etymology_text": "From English ar.",
  "forms": [
    {
      "form": "aa",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "อาร์ • (aa)",
      "name": "th-noun"
    }
  ],
  "lang": "Thai",
  "lang_code": "th",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Thai entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Thai terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "th",
          "name": "Latin letter names",
          "orig": "th:Latin letter names",
          "parents": [
            "Letter names",
            "Letters, symbols, and punctuation",
            "Names",
            "Orthography",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Writing",
            "Fundamental",
            "Nouns",
            "Human behaviour",
            "Language",
            "Lemmas",
            "Human",
            "Communication"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "the letter R/r."
      ],
      "id": "en-อาร์-th-noun-rZzKU23F",
      "links": [
        [
          "R",
          "R"
        ],
        [
          "r",
          "r"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ʔaː˧/",
      "tags": [
        "standard"
      ]
    }
  ],
  "word": "อาร์"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "th",
        "2": "en",
        "3": "ar"
      },
      "expansion": "English ar",
      "name": "bor"
    }
  ],
  "etymology_text": "From English ar.",
  "forms": [
    {
      "form": "aa",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "อาร์ • (aa)",
      "name": "th-noun"
    }
  ],
  "lang": "Thai",
  "lang_code": "th",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Rhymes:Thai/aː",
        "Thai 1-syllable words",
        "Thai entries with incorrect language header",
        "Thai lemmas",
        "Thai nouns",
        "Thai terms borrowed from English",
        "Thai terms derived from English",
        "Thai terms with IPA pronunciation",
        "Thai terms with homophones",
        "Thai terms with redundant script codes",
        "th:Latin letter names"
      ],
      "glosses": [
        "the letter R/r."
      ],
      "links": [
        [
          "R",
          "R"
        ],
        [
          "r",
          "r"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ʔaː˧/",
      "tags": [
        "standard"
      ]
    }
  ],
  "word": "อาร์"
}