"departing tone" meaning in English

{
  "forms": [
    {
      "form": "departing tones",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "departing tone (plural departing tones)",
      "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"
          ],
          "source": "w"
        },
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          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
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          "name": "Terms with Chinese translations",
          "parents": [],
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        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Chinese phonetics",
          "orig": "en:Chinese phonetics",
          "parents": [
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            "Phonetics",
            "Languages",
            "Linguistics",
            "Language",
            "Names",
            "Social sciences",
            "Communication",
            "All topics",
            "Proper nouns",
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            "Sciences",
            "Society",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "One of the four tones of Middle and modern Chinese, written with a grave accent (`)."
      ],
      "id": "en-departing_tone-en-noun-ux1eIApI",
      "links": [
        [
          "Chinese",
          "Chinese"
        ],
        [
          "phonetics",
          "phonetics"
        ],
        [
          "Middle",
          "Middle Chinese"
        ],
        [
          "modern",
          "modern"
        ],
        [
          "`",
          "`#Translingual"
        ]
      ],
      "raw_glosses": [
        "(Chinese phonetics) One of the four tones of Middle and modern Chinese, written with a grave accent (`)."
      ],
      "tags": [
        "Chinese"
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "phonetics",
        "phonology",
        "sciences"
      ],
      "translations": [
        {
          "code": "zh",
          "lang": "Chinese",
          "sense": "Translations",
          "word": "去聲"
        },
        {
          "code": "zh",
          "lang": "Chinese",
          "roman": "qùshēng",
          "sense": "Translations",
          "word": "去声"
        }
      ]
    }
  ],
  "word": "departing tone"
}

{
  "forms": [
    {
      "form": "departing tones",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "departing tone (plural departing tones)",
      "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",
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        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Chinese translations",
        "Translation table header lacks gloss",
        "en:Chinese phonetics"
      ],
      "glosses": [
        "One of the four tones of Middle and modern Chinese, written with a grave accent (`)."
      ],
      "links": [
        [
          "Chinese",
          "Chinese"
        ],
        [
          "phonetics",
          "phonetics"
        ],
        [
          "Middle",
          "Middle Chinese"
        ],
        [
          "modern",
          "modern"
        ],
        [
          "`",
          "`#Translingual"
        ]
      ],
      "raw_glosses": [
        "(Chinese phonetics) One of the four tones of Middle and modern Chinese, written with a grave accent (`)."
      ],
      "tags": [
        "Chinese"
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "phonetics",
        "phonology",
        "sciences"
      ]
    }
  ],
  "translations": [
    {
      "code": "zh",
      "lang": "Chinese",
      "sense": "Translations",
      "word": "去聲"
    },
    {
      "code": "zh",
      "lang": "Chinese",
      "roman": "qùshēng",
      "sense": "Translations",
      "word": "去声"
    }
  ],
  "word": "departing tone"
}