"גלגל שיניים" meaning in Hebrew

{
  "etymology_templates": [
    {
      "args": {
        "1": "he",
        "2": "גַּלְגַּל",
        "g": "m",
        "tr": "gálgal"
      },
      "expansion": "גַּלְגַּל m (gálgal)",
      "name": "l"
    },
    {
      "args": {
        "1": "he",
        "2": "שֵׁן",
        "g": "f",
        "tr": "shén"
      },
      "expansion": "שֵׁן f (shén)",
      "name": "l"
    }
  ],
  "etymology_text": "From גַּלְגַּל m (gálgal) + שֵׁן f (shén).",
  "forms": [
    {
      "form": "גַּלְגַּל שִׁנַּיִם",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "galgál shináyim",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "גלגלי שיניים",
      "tags": [
        "indefinite",
        "plural"
      ]
    },
    {
      "form": "גַּלְגַּלֵּי שִׁנַּיִם",
      "tags": [
        "indefinite",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "dwv": "גַּלְגַּל שִׁנַּיִם",
        "g": "m",
        "pl": "גלגלי שיניים",
        "pldwv": "גַּלְגַּלֵּי שִׁנַּיִם",
        "tr": "galgál shináyim"
      },
      "expansion": "גלגל שיניים / גַּלְגַּל שִׁנַּיִם • (galgál shináyim) m (plural indefinite גלגלי שיניים / גַּלְגַּלֵּי שִׁנַּיִם)",
      "name": "he-noun"
    }
  ],
  "lang": "Hebrew",
  "lang_code": "he",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Hebrew entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Hebrew entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Hebrew links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Hebrew nouns with plurals ending in ־יים",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "he",
          "name": "Mechanical_engineering",
          "orig": "he:Mechanical_engineering",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A gear, a gear wheel."
      ],
      "id": "en-גלגל_שיניים-he-noun-ALh5ZoYy",
      "links": [
        [
          "gear",
          "gear"
        ],
        [
          "gear wheel",
          "gear wheel"
        ]
      ],
      "synonyms": [
        {
          "english": "defective spelling",
          "word": "גַּלְגַּל שִׁנַּיִם"
        }
      ]
    }
  ],
  "word": "גלגל שיניים"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "he",
        "2": "גַּלְגַּל",
        "g": "m",
        "tr": "gálgal"
      },
      "expansion": "גַּלְגַּל m (gálgal)",
      "name": "l"
    },
    {
      "args": {
        "1": "he",
        "2": "שֵׁן",
        "g": "f",
        "tr": "shén"
      },
      "expansion": "שֵׁן f (shén)",
      "name": "l"
    }
  ],
  "etymology_text": "From גַּלְגַּל m (gálgal) + שֵׁן f (shén).",
  "forms": [
    {
      "form": "גַּלְגַּל שִׁנַּיִם",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "galgál shináyim",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "גלגלי שיניים",
      "tags": [
        "indefinite",
        "plural"
      ]
    },
    {
      "form": "גַּלְגַּלֵּי שִׁנַּיִם",
      "tags": [
        "indefinite",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "dwv": "גַּלְגַּל שִׁנַּיִם",
        "g": "m",
        "pl": "גלגלי שיניים",
        "pldwv": "גַּלְגַּלֵּי שִׁנַּיִם",
        "tr": "galgál shináyim"
      },
      "expansion": "גלגל שיניים / גַּלְגַּל שִׁנַּיִם • (galgál shináyim) m (plural indefinite גלגלי שיניים / גַּלְגַּלֵּי שִׁנַּיִם)",
      "name": "he-noun"
    }
  ],
  "lang": "Hebrew",
  "lang_code": "he",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Hebrew entries with incorrect language header",
        "Hebrew entries with topic categories using raw markup",
        "Hebrew lemmas",
        "Hebrew links with redundant wikilinks",
        "Hebrew masculine nouns",
        "Hebrew multiword terms",
        "Hebrew noun entries missing plural construct forms",
        "Hebrew noun entries missing singular construct forms",
        "Hebrew nouns",
        "Hebrew nouns with plurals ending in ־יים",
        "he:Mechanical_engineering"
      ],
      "glosses": [
        "A gear, a gear wheel."
      ],
      "links": [
        [
          "gear",
          "gear"
        ],
        [
          "gear wheel",
          "gear wheel"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "english": "defective spelling",
      "word": "גַּלְגַּל שִׁנַּיִם"
    }
  ],
  "word": "גלגל שיניים"
}