"dental fricative" meaning in English

{
  "forms": [
    {
      "form": "dental fricatives",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dental fricative (plural dental fricatives)",
      "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"
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          "source": "w"
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Phonetics",
          "orig": "en:Phonetics",
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            "Linguistics",
            "Language",
            "Social sciences",
            "Communication",
            "Sciences",
            "Society",
            "All topics",
            "Fundamental"
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          "source": "w"
        }
      ],
      "glosses": [
        "The phoneme produced when the tongue touches the upper teeth and air is blown. It can be voiced (ð) or unvoiced (θ)."
      ],
      "id": "en-dental_fricative-en-noun-NrfZlWFH",
      "links": [
        [
          "phonetics",
          "phonetics"
        ],
        [
          "phoneme",
          "phoneme"
        ],
        [
          "tongue",
          "tongue"
        ],
        [
          "voiced",
          "voiced"
        ],
        [
          "ð",
          "ð"
        ],
        [
          "unvoiced",
          "unvoiced"
        ],
        [
          "θ",
          "θ"
        ]
      ],
      "raw_glosses": [
        "(phonetics) The phoneme produced when the tongue touches the upper teeth and air is blown. It can be voiced (ð) or unvoiced (θ)."
      ],
      "synonyms": [
        {
          "tags": [
            "informal"
          ],
          "word": "th sound"
        }
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "phonetics",
        "phonology",
        "sciences"
      ],
      "wikipedia": [
        "dental fricative"
      ]
    }
  ],
  "word": "dental fricative"
}

{
  "forms": [
    {
      "form": "dental fricatives",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dental fricative (plural dental fricatives)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Pages with 1 entry",
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        "en:Phonetics"
      ],
      "glosses": [
        "The phoneme produced when the tongue touches the upper teeth and air is blown. It can be voiced (ð) or unvoiced (θ)."
      ],
      "links": [
        [
          "phonetics",
          "phonetics"
        ],
        [
          "phoneme",
          "phoneme"
        ],
        [
          "tongue",
          "tongue"
        ],
        [
          "voiced",
          "voiced"
        ],
        [
          "ð",
          "ð"
        ],
        [
          "unvoiced",
          "unvoiced"
        ],
        [
          "θ",
          "θ"
        ]
      ],
      "raw_glosses": [
        "(phonetics) The phoneme produced when the tongue touches the upper teeth and air is blown. It can be voiced (ð) or unvoiced (θ)."
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "phonetics",
        "phonology",
        "sciences"
      ],
      "wikipedia": [
        "dental fricative"
      ]
    }
  ],
  "synonyms": [
    {
      "tags": [
        "informal"
      ],
      "word": "th sound"
    }
  ],
  "word": "dental fricative"
}