"úsečka" meaning in Slowaaks

{
  "categories": [
    {
      "kind": "other",
      "name": "WikiWoordenboek:Wikilink",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Woorden in het Slowaaks",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Woorden in het Slowaaks met IPA-weergave",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Zelfstandig naamwoord in het Slowaaks",
      "parents": [],
      "source": "w"
    }
  ],
  "hyphenation": "ú·seč·ka",
  "lang": "Slowaaks",
  "lang_code": "sk",
  "pos": "noun",
  "pos_title": "Zelfstandig naamwoord",
  "related": [
    {
      "word": "úsečný"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Wiskunde_in_het_Slowaaks",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "lijnstuk; lijn met een gegeven begin- en eindpunt"
      ],
      "id": "nl-úsečka-sk-noun-wbiT0-FE",
      "topics": [
        "mathematics"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/uːsɛtʃka/"
    }
  ],
  "word": "úsečka"
}

{
  "categories": [
    "WikiWoordenboek:Wikilink",
    "Woorden in het Slowaaks",
    "Woorden in het Slowaaks met IPA-weergave",
    "Zelfstandig naamwoord in het Slowaaks"
  ],
  "hyphenation": "ú·seč·ka",
  "lang": "Slowaaks",
  "lang_code": "sk",
  "pos": "noun",
  "pos_title": "Zelfstandig naamwoord",
  "related": [
    {
      "word": "úsečný"
    }
  ],
  "senses": [
    {
      "categories": [
        "Wiskunde_in_het_Slowaaks"
      ],
      "glosses": [
        "lijnstuk; lijn met een gegeven begin- en eindpunt"
      ],
      "topics": [
        "mathematics"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/uːsɛtʃka/"
    }
  ],
  "word": "úsečka"
}