"סתירה" meaning in Hebrew

{
  "etymology_templates": [
    {
      "args": {
        "1": "he",
        "2": "סָתַר",
        "gloss": "to contradict",
        "tr": "satár"
      },
      "expansion": "סָתַר (satár, “to contradict”)",
      "name": "m"
    }
  ],
  "etymology_text": "Verbal noun of סָתַר (satár, “to contradict”).",
  "forms": [
    {
      "form": "סְתִירָה",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "s'tirá",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "g": "f",
        "pat": "קְטִילָה",
        "tr": "s'tirá",
        "wv": "סְתִירָה"
      },
      "expansion": "סְתִירָה • (s'tirá) f [pattern: קְטִילָה]",
      "name": "he-noun"
    }
  ],
  "lang": "Hebrew",
  "lang_code": "he",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "contradiction"
      ],
      "id": "en-סתירה-he-noun-RWz3PFab",
      "links": [
        [
          "contradiction",
          "contradiction"
        ]
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "he",
          "name": "Chemistry",
          "orig": "he:Chemistry",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "8 92",
          "kind": "other",
          "name": "Hebrew entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "26 74",
          "kind": "other",
          "name": "Hebrew terms in the pattern קְטִילָה",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "neutralization, counteraction"
      ],
      "id": "en-סתירה-he-noun-WWXr4vDB",
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "neutralization",
          "neutralization"
        ],
        [
          "counteraction",
          "counteraction"
        ]
      ],
      "raw_glosses": [
        "(chemistry) neutralization, counteraction"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "סתירה"
}

{
  "categories": [
    "Hebrew entries with incorrect language header",
    "Hebrew feminine nouns",
    "Hebrew lemmas",
    "Hebrew noun entries missing plural construct forms",
    "Hebrew noun entries missing plural forms",
    "Hebrew noun entries missing singular construct forms",
    "Hebrew nouns",
    "Hebrew terms in the pattern קְטִילָה"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "he",
        "2": "סָתַר",
        "gloss": "to contradict",
        "tr": "satár"
      },
      "expansion": "סָתַר (satár, “to contradict”)",
      "name": "m"
    }
  ],
  "etymology_text": "Verbal noun of סָתַר (satár, “to contradict”).",
  "forms": [
    {
      "form": "סְתִירָה",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "s'tirá",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "g": "f",
        "pat": "קְטִילָה",
        "tr": "s'tirá",
        "wv": "סְתִירָה"
      },
      "expansion": "סְתִירָה • (s'tirá) f [pattern: קְטִילָה]",
      "name": "he-noun"
    }
  ],
  "lang": "Hebrew",
  "lang_code": "he",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "contradiction"
      ],
      "links": [
        [
          "contradiction",
          "contradiction"
        ]
      ]
    },
    {
      "categories": [
        "he:Chemistry"
      ],
      "glosses": [
        "neutralization, counteraction"
      ],
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "neutralization",
          "neutralization"
        ],
        [
          "counteraction",
          "counteraction"
        ]
      ],
      "raw_glosses": [
        "(chemistry) neutralization, counteraction"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "סתירה"
}