"optimisation" meaning in English

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        "2": "optimise",
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      "expansion": "optimise + -ation",
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  ],
  "etymology_text": "From optimise + -ation.",
  "forms": [
    {
      "form": "optimisations",
      "tags": [
        "plural"
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  "lang_code": "en",
  "pos": "noun",
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      "alt_of": [
        {
          "word": "optimization"
        }
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      "glosses": [
        "Alternative spelling of optimization"
      ],
      "hyponyms": [
        {
          "word": "premature optimisation"
        }
      ],
      "id": "en-optimisation-en-noun-fB1uXgtJ",
      "links": [
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  "word": "optimisation"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "optimise",
        "3": "ation"
      },
      "expansion": "optimise + -ation",
      "name": "suffix"
    }
  ],
  "etymology_text": "From optimise + -ation.",
  "forms": [
    {
      "form": "optimisations",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
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      "expansion": "optimisation (plural optimisations)",
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      "word": "premature optimisation"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "word": "optimization"
        }
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      "glosses": [
        "Alternative spelling of optimization"
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  "word": "optimisation"
}