"-cast" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "broadcast>distribute widely",
        "id": "audiovisual",
        "tree": "1"
      },
      "expansion": "Etymology tree\nProto-Indo-European *bʰer-der.?\nProto-Germanic *braidaz\nProto-West Germanic *braid\nOld English brād\nMiddle English brod\nEnglish broad\nProto-Germanic *kas-\nProto-Germanic *kastōną\nOld Norse kastabor.\nMiddle English casten\nEnglish cast\nEnglish broadcast\nEnglish -cast",
      "name": "etymon"
    },
    {
      "args": {
        "1": "en",
        "2": "broadcast"
      },
      "expansion": "Back-formation from broadcast",
      "name": "back-form"
    }
  ],
  "etymology_text": "Etymology tree\nProto-Indo-European *bʰer-der.?\nProto-Germanic *braidaz\nProto-West Germanic *braid\nOld English brād\nMiddle English brod\nEnglish broad\nProto-Germanic *kas-\nProto-Germanic *kastōną\nOld Norse kastabor.\nMiddle English casten\nEnglish cast\nEnglish broadcast\nEnglish -cast\nBack-formation from broadcast.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "suffix",
        "cat2": "",
        "cat3": "",
        "head": "",
        "id": ""
      },
      "expansion": "-cast",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "-cast",
      "name": "en-suffix"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English back-formations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with etymology trees",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages using catfix",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Forming words for audiovisual content distributed to an audience, usually in a manner denoted by the word stem."
      ],
      "id": "en--cast-en-suffix-74Rd792f",
      "related": [
        {
          "word": "Solid compounds based on cam"
        },
        {
          "word": "dashcam"
        },
        {
          "word": "and others"
        }
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-cast"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "broadcast>distribute widely",
        "id": "audiovisual",
        "tree": "1"
      },
      "expansion": "Etymology tree\nProto-Indo-European *bʰer-der.?\nProto-Germanic *braidaz\nProto-West Germanic *braid\nOld English brād\nMiddle English brod\nEnglish broad\nProto-Germanic *kas-\nProto-Germanic *kastōną\nOld Norse kastabor.\nMiddle English casten\nEnglish cast\nEnglish broadcast\nEnglish -cast",
      "name": "etymon"
    },
    {
      "args": {
        "1": "en",
        "2": "broadcast"
      },
      "expansion": "Back-formation from broadcast",
      "name": "back-form"
    }
  ],
  "etymology_text": "Etymology tree\nProto-Indo-European *bʰer-der.?\nProto-Germanic *braidaz\nProto-West Germanic *braid\nOld English brād\nMiddle English brod\nEnglish broad\nProto-Germanic *kas-\nProto-Germanic *kastōną\nOld Norse kastabor.\nMiddle English casten\nEnglish cast\nEnglish broadcast\nEnglish -cast\nBack-formation from broadcast.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "suffix",
        "cat2": "",
        "cat3": "",
        "head": "",
        "id": ""
      },
      "expansion": "-cast",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "-cast",
      "name": "en-suffix"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "suffix",
  "related": [
    {
      "word": "Solid compounds based on cam"
    },
    {
      "word": "dashcam"
    },
    {
      "word": "and others"
    }
  ],
  "senses": [
    {
      "categories": [
        "English back-formations",
        "English entries with etymology trees",
        "English entries with incorrect language header",
        "English lemmas",
        "English suffixes",
        "English terms derived from Middle English",
        "English terms derived from Old English",
        "English terms derived from Old Norse",
        "English terms derived from Proto-Germanic",
        "English terms derived from Proto-Indo-European",
        "English terms derived from Proto-West Germanic",
        "English terms derived from the Proto-Indo-European root *bʰer-",
        "Pages using catfix",
        "Pages with 2 entries",
        "Pages with entries"
      ],
      "glosses": [
        "Forming words for audiovisual content distributed to an audience, usually in a manner denoted by the word stem."
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-cast"
}