"pre-tin" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "pre",
        "3": "tin"
      },
      "expansion": "pre- + tin",
      "name": "prefix"
    }
  ],
  "etymology_text": "pre- + tin",
  "forms": [
    {
      "form": "pre-tins",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "pre-tinning",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "pre-tinned",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "pre-tinned",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "++"
      },
      "expansion": "pre-tin (third-person singular simple present pre-tins, present participle pre-tinning, simple past and past participle pre-tinned)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "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 pre-",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "To coat (a metal) with solder or tin alloy prior to soldering or brazing it."
      ],
      "id": "en-pre-tin-en-verb-7PQCbOUN",
      "links": [
        [
          "solder",
          "solder"
        ],
        [
          "alloy",
          "alloy"
        ]
      ],
      "raw_glosses": [
        "(transitive) To coat (a metal) with solder or tin alloy prior to soldering or brazing it."
      ],
      "tags": [
        "transitive"
      ]
    }
  ],
  "word": "pre-tin"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "pre",
        "3": "tin"
      },
      "expansion": "pre- + tin",
      "name": "prefix"
    }
  ],
  "etymology_text": "pre- + tin",
  "forms": [
    {
      "form": "pre-tins",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "pre-tinning",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "pre-tinned",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "pre-tinned",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "++"
      },
      "expansion": "pre-tin (third-person singular simple present pre-tins, present participle pre-tinning, simple past and past participle pre-tinned)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English terms prefixed with pre-",
        "English transitive verbs",
        "English verbs"
      ],
      "glosses": [
        "To coat (a metal) with solder or tin alloy prior to soldering or brazing it."
      ],
      "links": [
        [
          "solder",
          "solder"
        ],
        [
          "alloy",
          "alloy"
        ]
      ],
      "raw_glosses": [
        "(transitive) To coat (a metal) with solder or tin alloy prior to soldering or brazing it."
      ],
      "tags": [
        "transitive"
      ]
    }
  ],
  "word": "pre-tin"
}