"-ator" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "-ātor"
      },
      "expansion": "Latin -ātor",
      "name": "bor"
    },
    {
      "args": {
        "1": "en",
        "2": "-ate",
        "3": "or"
      },
      "expansion": "-ate + -or",
      "name": "suffix"
    }
  ],
  "etymology_text": "Borrowed from Latin -ātor or -ate + -or.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "suffix",
        "cat2": "noun-forming suffixes"
      },
      "expansion": "-ator",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
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          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -or",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with raw sortkeys",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "-atory"
        }
      ],
      "glosses": [
        "used to form agent nouns, usually from verbs that have the ending -ate"
      ],
      "id": "en--ator-en-suffix-v3yGe3rP",
      "links": [
        [
          "agent noun",
          "agent noun#English"
        ],
        [
          "-ate",
          "-ate#English"
        ]
      ],
      "related": [
        {
          "word": "abbreviator"
        },
        {
          "word": "abrogator"
        },
        {
          "word": "administrator"
        },
        {
          "word": "annihilator"
        },
        {
          "word": "-ate"
        },
        {
          "word": "-ation"
        },
        {
          "word": "communicator"
        },
        {
          "word": "corroborator"
        },
        {
          "word": "curator"
        },
        {
          "word": "decimator"
        },
        {
          "word": "demonstrator"
        },
        {
          "word": "devastator"
        },
        {
          "word": "emancipator"
        },
        {
          "word": "equivocator"
        },
        {
          "word": "inaugurator"
        },
        {
          "word": "incubator"
        },
        {
          "word": "innovator"
        },
        {
          "word": "interrogator"
        },
        {
          "word": "orator"
        },
        {
          "word": "procurator"
        },
        {
          "word": "renovator"
        },
        {
          "word": "respirator"
        },
        {
          "word": "reverberator"
        },
        {
          "word": "spectator"
        },
        {
          "word": "ventilator"
        },
        {
          "word": "vibrator"
        }
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-ator"
}

{
  "derived": [
    {
      "word": "-atory"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "-ātor"
      },
      "expansion": "Latin -ātor",
      "name": "bor"
    },
    {
      "args": {
        "1": "en",
        "2": "-ate",
        "3": "or"
      },
      "expansion": "-ate + -or",
      "name": "suffix"
    }
  ],
  "etymology_text": "Borrowed from Latin -ātor or -ate + -or.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "suffix",
        "cat2": "noun-forming suffixes"
      },
      "expansion": "-ator",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "suffix",
  "related": [
    {
      "word": "abbreviator"
    },
    {
      "word": "abrogator"
    },
    {
      "word": "administrator"
    },
    {
      "word": "annihilator"
    },
    {
      "word": "-ate"
    },
    {
      "word": "-ation"
    },
    {
      "word": "communicator"
    },
    {
      "word": "corroborator"
    },
    {
      "word": "curator"
    },
    {
      "word": "decimator"
    },
    {
      "word": "demonstrator"
    },
    {
      "word": "devastator"
    },
    {
      "word": "emancipator"
    },
    {
      "word": "equivocator"
    },
    {
      "word": "inaugurator"
    },
    {
      "word": "incubator"
    },
    {
      "word": "innovator"
    },
    {
      "word": "interrogator"
    },
    {
      "word": "orator"
    },
    {
      "word": "procurator"
    },
    {
      "word": "renovator"
    },
    {
      "word": "respirator"
    },
    {
      "word": "reverberator"
    },
    {
      "word": "spectator"
    },
    {
      "word": "ventilator"
    },
    {
      "word": "vibrator"
    }
  ],
  "senses": [
    {
      "categories": [
        "English agent nouns",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English lemmas",
        "English noun-forming suffixes",
        "English suffixes",
        "English terms borrowed from Latin",
        "English terms derived from Latin",
        "English terms suffixed with -or",
        "English terms with non-redundant non-automated sortkeys",
        "Pages with raw sortkeys"
      ],
      "glosses": [
        "used to form agent nouns, usually from verbs that have the ending -ate"
      ],
      "links": [
        [
          "agent noun",
          "agent noun#English"
        ],
        [
          "-ate",
          "-ate#English"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "-ator"
}