"keratometry" meaning in English

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        "3": "metry"
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      "expansion": "kerato- + -metry",
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  "etymology_text": "From kerato- + -metry.",
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    {
      "form": "keratometries",
      "tags": [
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  "lang_code": "en",
  "pos": "noun",
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        {
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      "glosses": [
        "measurement with a keratometer"
      ],
      "id": "en-keratometry-en-noun-aPiEUjtG",
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        [
          "keratometer",
          "keratometer"
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      "related": [
        {
          "word": "keratometric"
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      ],
      "tags": [
        "countable",
        "uncountable"
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  "word": "keratometry"
}

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        "3": "metry"
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      "expansion": "kerato- + -metry",
      "name": "confix"
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  ],
  "etymology_text": "From kerato- + -metry.",
  "forms": [
    {
      "form": "keratometries",
      "tags": [
        "plural"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "keratometric"
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  "word": "keratometry"
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