"antimartyr" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "anti",
        "3": "martyr"
      },
      "expansion": "anti- + martyr",
      "name": "prefix"
    }
  ],
  "etymology_text": "From anti- + martyr.",
  "forms": [
    {
      "form": "antimartyrs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "antimartyr (plural antimartyrs)",
      "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 terms prefixed with anti-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A martyr for an opposing or heterodox cause."
      ],
      "id": "en-antimartyr-en-noun-qzEfAYSm",
      "links": [
        [
          "martyr",
          "martyr"
        ],
        [
          "opposing",
          "opposing"
        ],
        [
          "heterodox",
          "heterodox"
        ],
        [
          "cause",
          "cause"
        ]
      ]
    }
  ],
  "word": "antimartyr"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "anti",
        "3": "martyr"
      },
      "expansion": "anti- + martyr",
      "name": "prefix"
    }
  ],
  "etymology_text": "From anti- + martyr.",
  "forms": [
    {
      "form": "antimartyrs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "antimartyr (plural antimartyrs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms prefixed with anti-",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "A martyr for an opposing or heterodox cause."
      ],
      "links": [
        [
          "martyr",
          "martyr"
        ],
        [
          "opposing",
          "opposing"
        ],
        [
          "heterodox",
          "heterodox"
        ],
        [
          "cause",
          "cause"
        ]
      ]
    }
  ],
  "word": "antimartyr"
}