"substituent" meaning in English

{
  "forms": [
    {
      "form": "substituents",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "substituent (plural substituents)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "_dis1": "0 0",
      "word": "constituent"
    },
    {
      "_dis1": "0 0",
      "word": "substitute"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Chemistry",
          "orig": "en:Chemistry",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "47 53",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "any atom, group, or radical substituted for another, or entering a molecule in place of some other part which is removed."
      ],
      "id": "en-substituent-en-noun-jm6W8Cpb",
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "atom",
          "atom"
        ],
        [
          "radical",
          "radical"
        ],
        [
          "molecule",
          "molecule"
        ]
      ],
      "raw_glosses": [
        "(chemistry) any atom, group, or radical substituted for another, or entering a molecule in place of some other part which is removed."
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ],
      "translations": [
        {
          "_dis1": "100 0",
          "code": "de",
          "lang": "German",
          "sense": "chemistry",
          "tags": [
            "masculine"
          ],
          "word": "Substituent"
        },
        {
          "_dis1": "100 0",
          "code": "hu",
          "lang": "Hungarian",
          "sense": "chemistry",
          "word": "elágazás"
        },
        {
          "_dis1": "100 0",
          "code": "ga",
          "lang": "Irish",
          "sense": "chemistry",
          "tags": [
            "masculine"
          ],
          "word": "malartaí"
        },
        {
          "_dis1": "100 0",
          "code": "ga",
          "lang": "Irish",
          "sense": "chemistry",
          "tags": [
            "masculine"
          ],
          "word": "ionadán"
        },
        {
          "_dis1": "100 0",
          "code": "it",
          "lang": "Italian",
          "sense": "chemistry",
          "tags": [
            "masculine"
          ],
          "word": "sostituente"
        }
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Grammar",
          "orig": "en:Grammar",
          "parents": [
            "Linguistics",
            "Language",
            "Social sciences",
            "Communication",
            "Sciences",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "47 53",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "pro-form."
      ],
      "id": "en-substituent-en-noun-Lanr0g5q",
      "links": [
        [
          "grammar",
          "grammar"
        ],
        [
          "pro-form",
          "pro-form"
        ]
      ],
      "raw_glosses": [
        "(grammar) pro-form."
      ],
      "topics": [
        "grammar",
        "human-sciences",
        "linguistics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[sʌbˈstɪtʃuənt]"
    },
    {
      "audio": "LL-Q1860 (eng)-Persent101-substituent.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/6/6a/LL-Q1860_%28eng%29-Persent101-substituent.wav/LL-Q1860_%28eng%29-Persent101-substituent.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/6/6a/LL-Q1860_%28eng%29-Persent101-substituent.wav/LL-Q1860_%28eng%29-Persent101-substituent.wav.ogg",
      "tags": [
        "US"
      ],
      "text": "Audio (US)"
    }
  ],
  "word": "substituent"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English terms with IPA pronunciation",
    "English terms with audio links"
  ],
  "forms": [
    {
      "form": "substituents",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "substituent (plural substituents)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "constituent"
    },
    {
      "word": "substitute"
    }
  ],
  "senses": [
    {
      "categories": [
        "en:Chemistry"
      ],
      "glosses": [
        "any atom, group, or radical substituted for another, or entering a molecule in place of some other part which is removed."
      ],
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "atom",
          "atom"
        ],
        [
          "radical",
          "radical"
        ],
        [
          "molecule",
          "molecule"
        ]
      ],
      "raw_glosses": [
        "(chemistry) any atom, group, or radical substituted for another, or entering a molecule in place of some other part which is removed."
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "categories": [
        "en:Grammar"
      ],
      "glosses": [
        "pro-form."
      ],
      "links": [
        [
          "grammar",
          "grammar"
        ],
        [
          "pro-form",
          "pro-form"
        ]
      ],
      "raw_glosses": [
        "(grammar) pro-form."
      ],
      "topics": [
        "grammar",
        "human-sciences",
        "linguistics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[sʌbˈstɪtʃuənt]"
    },
    {
      "audio": "LL-Q1860 (eng)-Persent101-substituent.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/6/6a/LL-Q1860_%28eng%29-Persent101-substituent.wav/LL-Q1860_%28eng%29-Persent101-substituent.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/6/6a/LL-Q1860_%28eng%29-Persent101-substituent.wav/LL-Q1860_%28eng%29-Persent101-substituent.wav.ogg",
      "tags": [
        "US"
      ],
      "text": "Audio (US)"
    }
  ],
  "translations": [
    {
      "code": "de",
      "lang": "German",
      "sense": "chemistry",
      "tags": [
        "masculine"
      ],
      "word": "Substituent"
    },
    {
      "code": "hu",
      "lang": "Hungarian",
      "sense": "chemistry",
      "word": "elágazás"
    },
    {
      "code": "ga",
      "lang": "Irish",
      "sense": "chemistry",
      "tags": [
        "masculine"
      ],
      "word": "malartaí"
    },
    {
      "code": "ga",
      "lang": "Irish",
      "sense": "chemistry",
      "tags": [
        "masculine"
      ],
      "word": "ionadán"
    },
    {
      "code": "it",
      "lang": "Italian",
      "sense": "chemistry",
      "tags": [
        "masculine"
      ],
      "word": "sostituente"
    }
  ],
  "word": "substituent"
}