"naltrexone" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "naloxone",
        "3": "tres",
        "lang2": "la",
        "t2": "three"
      },
      "expansion": "naloxone + Latin tres (“three”)",
      "name": "af"
    }
  ],
  "etymology_text": "Probably from naloxone + Latin tres (“three”).",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "naltrexone (uncountable)",
      "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"
        },
        {
          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with nal-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -one",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Pharmaceutical drugs",
          "orig": "en:Pharmaceutical drugs",
          "parents": [
            "Drugs",
            "Matter",
            "Pharmacology",
            "Chemistry",
            "Nature",
            "Biochemistry",
            "Medicine",
            "Sciences",
            "All topics",
            "Biology",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A synthetic drug, similar to morphine, which blocks opiate receptors in the nervous system and is used chiefly in the treatment of heroin addiction."
      ],
      "id": "en-naltrexone-en-noun-lAq7t2IX",
      "links": [
        [
          "pharmacology",
          "pharmacology"
        ],
        [
          "synthetic",
          "synthetic"
        ],
        [
          "morphine",
          "morphine"
        ],
        [
          "nervous system",
          "nervous system"
        ],
        [
          "heroin",
          "heroin"
        ],
        [
          "addiction",
          "addiction"
        ]
      ],
      "raw_glosses": [
        "(pharmacology) A synthetic drug, similar to morphine, which blocks opiate receptors in the nervous system and is used chiefly in the treatment of heroin addiction."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "medicine",
        "pharmacology",
        "sciences"
      ],
      "wikipedia": [
        "naltrexone"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/nælˈtɹɛk.səʊn/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/nælˈtɹɛkˌsoʊn/",
      "tags": [
        "General-American"
      ]
    }
  ],
  "word": "naltrexone"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "naloxone",
        "3": "tres",
        "lang2": "la",
        "t2": "three"
      },
      "expansion": "naloxone + Latin tres (“three”)",
      "name": "af"
    }
  ],
  "etymology_text": "Probably from naloxone + Latin tres (“three”).",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "naltrexone (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English 3-syllable words",
        "English compound terms",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English lemmas",
        "English nouns",
        "English terms derived from Latin",
        "English terms prefixed with nal-",
        "English terms suffixed with -one",
        "English terms with IPA pronunciation",
        "English uncountable nouns",
        "en:Pharmaceutical drugs"
      ],
      "glosses": [
        "A synthetic drug, similar to morphine, which blocks opiate receptors in the nervous system and is used chiefly in the treatment of heroin addiction."
      ],
      "links": [
        [
          "pharmacology",
          "pharmacology"
        ],
        [
          "synthetic",
          "synthetic"
        ],
        [
          "morphine",
          "morphine"
        ],
        [
          "nervous system",
          "nervous system"
        ],
        [
          "heroin",
          "heroin"
        ],
        [
          "addiction",
          "addiction"
        ]
      ],
      "raw_glosses": [
        "(pharmacology) A synthetic drug, similar to morphine, which blocks opiate receptors in the nervous system and is used chiefly in the treatment of heroin addiction."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "medicine",
        "pharmacology",
        "sciences"
      ],
      "wikipedia": [
        "naltrexone"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/nælˈtɹɛk.səʊn/",
      "tags": [
        "Received-Pronunciation"
      ]
    },
    {
      "ipa": "/nælˈtɹɛkˌsoʊn/",
      "tags": [
        "General-American"
      ]
    }
  ],
  "word": "naltrexone"
}