"kilku-" meaning in Polish

{
  "etymology_templates": [
    {
      "args": {
        "1": "pl",
        "2": "kilka"
      },
      "expansion": "kilka",
      "name": "m"
    }
  ],
  "etymology_text": "See kilka.",
  "head_templates": [
    {
      "args": {
        "1": "pl",
        "2": "prefix"
      },
      "expansion": "kilku-",
      "name": "head"
    }
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Polish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "kilku- + stopień → kilkustopniowy",
          "type": "example"
        }
      ],
      "glosses": [
        "multi-, multiple"
      ],
      "id": "en-kilku--pl-prefix-APiue0CY",
      "links": [
        [
          "multi-",
          "multi-#English"
        ],
        [
          "multiple",
          "multiple#English"
        ]
      ],
      "related": [
        {
          "word": "wielo-"
        }
      ],
      "synonyms": [
        {
          "word": "kilko-"
        }
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈkil.ku/"
    }
  ],
  "word": "kilku-"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "pl",
        "2": "kilka"
      },
      "expansion": "kilka",
      "name": "m"
    }
  ],
  "etymology_text": "See kilka.",
  "head_templates": [
    {
      "args": {
        "1": "pl",
        "2": "prefix"
      },
      "expansion": "kilku-",
      "name": "head"
    }
  ],
  "lang": "Polish",
  "lang_code": "pl",
  "pos": "prefix",
  "related": [
    {
      "word": "wielo-"
    }
  ],
  "senses": [
    {
      "categories": [
        "Polish 2-syllable words",
        "Polish entries with incorrect language header",
        "Polish lemmas",
        "Polish prefixes",
        "Polish terms with IPA pronunciation"
      ],
      "examples": [
        {
          "text": "kilku- + stopień → kilkustopniowy",
          "type": "example"
        }
      ],
      "glosses": [
        "multi-, multiple"
      ],
      "links": [
        [
          "multi-",
          "multi-#English"
        ],
        [
          "multiple",
          "multiple#English"
        ]
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈkil.ku/"
    }
  ],
  "synonyms": [
    {
      "word": "kilko-"
    }
  ],
  "word": "kilku-"
}