"undetectable" meaning in English

{
  "antonyms": [
    {
      "word": "detectable"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "un",
        "3": "detectable"
      },
      "expansion": "un- + detectable",
      "name": "prefix"
    }
  ],
  "etymology_text": "From un- + detectable.",
  "forms": [
    {
      "form": "more undetectable",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most undetectable",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "undetectable (comparative more undetectable, superlative most undetectable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "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 terms prefixed with un-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Bulgarian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with French translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Italian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Macedonian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Polish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Portuguese translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Romanian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Spanish translations",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Unable to be detected; not detectable."
      ],
      "id": "en-undetectable-en-adj-NpBzM3ie",
      "links": [
        [
          "detected",
          "detected"
        ],
        [
          "detectable",
          "detectable"
        ]
      ],
      "related": [
        {
          "english": "see a related note",
          "word": "undetected"
        },
        {
          "word": "untraceable"
        }
      ],
      "synonyms": [
        {
          "word": "indetectable"
        }
      ],
      "translations": [
        {
          "code": "bg",
          "lang": "Bulgarian",
          "roman": "neotkrivaem",
          "sense": "Unable to be detected",
          "word": "неоткриваем"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "Unable to be detected",
          "word": "ei havaittavissa"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "Unable to be detected",
          "word": "indétectable"
        },
        {
          "code": "it",
          "lang": "Italian",
          "sense": "Unable to be detected",
          "word": "non rilevabile"
        },
        {
          "code": "mk",
          "lang": "Macedonian",
          "roman": "nezabéležliv",
          "sense": "Unable to be detected",
          "word": "незабе́лежлив"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "Unable to be detected",
          "word": "nieodczuwalny"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "Unable to be detected",
          "word": "niewykrywalny"
        },
        {
          "code": "pt",
          "lang": "Portuguese",
          "sense": "Unable to be detected",
          "tags": [
            "Brazil"
          ],
          "word": "indetectável"
        },
        {
          "code": "pt",
          "lang": "Portuguese",
          "sense": "Unable to be detected",
          "tags": [
            "Portugal"
          ],
          "word": "indetetável"
        },
        {
          "code": "ro",
          "lang": "Romanian",
          "sense": "Unable to be detected",
          "word": "nedetectabil"
        },
        {
          "code": "es",
          "lang": "Spanish",
          "sense": "Unable to be detected",
          "word": "indetectable"
        }
      ]
    }
  ],
  "word": "undetectable"
}

{
  "antonyms": [
    {
      "word": "detectable"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "un",
        "3": "detectable"
      },
      "expansion": "un- + detectable",
      "name": "prefix"
    }
  ],
  "etymology_text": "From un- + detectable.",
  "forms": [
    {
      "form": "more undetectable",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most undetectable",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "undetectable (comparative more undetectable, superlative most undetectable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "english": "see a related note",
      "word": "undetected"
    },
    {
      "word": "untraceable"
    }
  ],
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms prefixed with un-",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Bulgarian translations",
        "Terms with Finnish translations",
        "Terms with French translations",
        "Terms with Italian translations",
        "Terms with Macedonian translations",
        "Terms with Polish translations",
        "Terms with Portuguese translations",
        "Terms with Romanian translations",
        "Terms with Spanish translations"
      ],
      "glosses": [
        "Unable to be detected; not detectable."
      ],
      "links": [
        [
          "detected",
          "detected"
        ],
        [
          "detectable",
          "detectable"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "indetectable"
    }
  ],
  "translations": [
    {
      "code": "bg",
      "lang": "Bulgarian",
      "roman": "neotkrivaem",
      "sense": "Unable to be detected",
      "word": "неоткриваем"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "Unable to be detected",
      "word": "ei havaittavissa"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "Unable to be detected",
      "word": "indétectable"
    },
    {
      "code": "it",
      "lang": "Italian",
      "sense": "Unable to be detected",
      "word": "non rilevabile"
    },
    {
      "code": "mk",
      "lang": "Macedonian",
      "roman": "nezabéležliv",
      "sense": "Unable to be detected",
      "word": "незабе́лежлив"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "Unable to be detected",
      "word": "nieodczuwalny"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "Unable to be detected",
      "word": "niewykrywalny"
    },
    {
      "code": "pt",
      "lang": "Portuguese",
      "sense": "Unable to be detected",
      "tags": [
        "Brazil"
      ],
      "word": "indetectável"
    },
    {
      "code": "pt",
      "lang": "Portuguese",
      "sense": "Unable to be detected",
      "tags": [
        "Portugal"
      ],
      "word": "indetetável"
    },
    {
      "code": "ro",
      "lang": "Romanian",
      "sense": "Unable to be detected",
      "word": "nedetectabil"
    },
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "Unable to be detected",
      "word": "indetectable"
    }
  ],
  "word": "undetectable"
}