"linking r" meaning in English

{
  "forms": [
    {
      "form": "linking rs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "linking r (plural linking rs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
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          "source": "w"
        },
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          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Latin letter names",
          "orig": "en: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"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Phonetics",
          "orig": "en:Phonetics",
          "parents": [
            "Linguistics",
            "Language",
            "Social sciences",
            "Communication",
            "Sciences",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "An \"r\" that is pronounced only because it is closely followed by another morpheme beginning with a vowel sound, as in water ice, in non-rhotic varieties of English."
      ],
      "id": "en-linking_r-en-noun-We~n66LR",
      "links": [
        [
          "phonetics",
          "phonetics"
        ],
        [
          "pronounce",
          "pronounce"
        ],
        [
          "morpheme",
          "morpheme"
        ],
        [
          "vowel",
          "vowel"
        ],
        [
          "sound",
          "sound"
        ],
        [
          "non-rhotic",
          "non-rhotic"
        ]
      ],
      "raw_glosses": [
        "(phonetics) An \"r\" that is pronounced only because it is closely followed by another morpheme beginning with a vowel sound, as in water ice, in non-rhotic varieties of English."
      ],
      "related": [
        {
          "word": "intrusive r"
        }
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "phonetics",
        "phonology",
        "sciences"
      ],
      "wikipedia": [
        "Linking and intrusive R"
      ]
    }
  ],
  "word": "linking r"
}

{
  "forms": [
    {
      "form": "linking rs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "linking r (plural linking rs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "intrusive r"
    }
  ],
  "senses": [
    {
      "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:Latin letter names",
        "en:Phonetics"
      ],
      "glosses": [
        "An \"r\" that is pronounced only because it is closely followed by another morpheme beginning with a vowel sound, as in water ice, in non-rhotic varieties of English."
      ],
      "links": [
        [
          "phonetics",
          "phonetics"
        ],
        [
          "pronounce",
          "pronounce"
        ],
        [
          "morpheme",
          "morpheme"
        ],
        [
          "vowel",
          "vowel"
        ],
        [
          "sound",
          "sound"
        ],
        [
          "non-rhotic",
          "non-rhotic"
        ]
      ],
      "raw_glosses": [
        "(phonetics) An \"r\" that is pronounced only because it is closely followed by another morpheme beginning with a vowel sound, as in water ice, in non-rhotic varieties of English."
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "phonetics",
        "phonology",
        "sciences"
      ],
      "wikipedia": [
        "Linking and intrusive R"
      ]
    }
  ],
  "word": "linking r"
}