"cost-efficient" meaning in English

{
  "forms": [
    {
      "form": "more cost-efficient",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most cost-efficient",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "more"
      },
      "expansion": "cost-efficient (comparative more cost-efficient, superlative most cost-efficient)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "efficient with respect to cost; producing a large effect relative to cost"
      ],
      "id": "en-cost-efficient-en-adj-SdS2PzPa",
      "links": [
        [
          "efficient",
          "efficient"
        ],
        [
          "cost",
          "cost"
        ],
        [
          "effect",
          "effect"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-ɪʃənt"
    }
  ],
  "word": "cost-efficient"
}

{
  "forms": [
    {
      "form": "more cost-efficient",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most cost-efficient",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "more"
      },
      "expansion": "cost-efficient (comparative more cost-efficient, superlative most cost-efficient)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "Pages with 1 entry",
        "Pages with entries",
        "Rhymes:English/ɪʃənt",
        "Rhymes:English/ɪʃənt/4 syllables"
      ],
      "glosses": [
        "efficient with respect to cost; producing a large effect relative to cost"
      ],
      "links": [
        [
          "efficient",
          "efficient"
        ],
        [
          "cost",
          "cost"
        ],
        [
          "effect",
          "effect"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-ɪʃənt"
    }
  ],
  "word": "cost-efficient"
}