"dilater" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "dilate",
        "3": "er",
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      "expansion": "dilate + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "From dilate + -er.",
  "forms": [
    {
      "form": "dilaters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dilater (plural dilaters)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "parents": [],
          "source": "w"
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        {
          "_dis": "28 28 24 3 17",
          "kind": "other",
          "name": "Middle French entries with incorrect language header",
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            "Entry maintenance"
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          "source": "w+disamb"
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          "_dis": "31 35 23 2 8",
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          "_dis": "31 35 23 1 10",
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          "parents": [],
          "source": "w+disamb"
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      ],
      "glosses": [
        "One who, or that which, dilates, expands, or enlarges."
      ],
      "id": "en-dilater-en-noun-6YTnVgHM",
      "links": [
        [
          "dilate",
          "dilate"
        ],
        [
          "expand",
          "expand"
        ],
        [
          "enlarge",
          "enlarge"
        ]
      ],
      "synonyms": [
        {
          "word": "dilator"
        }
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-eɪtə(ɹ)"
    }
  ],
  "word": "dilater"
}

{
  "categories": [
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    "Middle French first group verbs",
    "Middle French lemmas",
    "Middle French terms borrowed from Latin",
    "Middle French terms derived from Latin",
    "Middle French verbs",
    "Pages with 4 entries",
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  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "dilate",
        "3": "er",
        "id2": "agent noun"
      },
      "expansion": "dilate + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "From dilate + -er.",
  "forms": [
    {
      "form": "dilaters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dilater (plural dilaters)",
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  "lang_code": "en",
  "pos": "noun",
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        "Rhymes:English/eɪtə(ɹ)/3 syllables"
      ],
      "glosses": [
        "One who, or that which, dilates, expands, or enlarges."
      ],
      "links": [
        [
          "dilate",
          "dilate"
        ],
        [
          "expand",
          "expand"
        ],
        [
          "enlarge",
          "enlarge"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-eɪtə(ɹ)"
    }
  ],
  "synonyms": [
    {
      "word": "dilator"
    }
  ],
  "word": "dilater"
}