"czysło" meaning in Old Polish

{
  "etymology_templates": [
    {
      "args": {
        "1": "Inherited"
      },
      "expansion": "Inherited",
      "name": "glossary"
    },
    {
      "args": {
        "1": "zlw-opl",
        "2": "sla-pro",
        "3": "*čislo",
        "4": "",
        "5": "",
        "g": "",
        "g2": "",
        "g3": "",
        "id": "",
        "lit": "",
        "nocat": "",
        "pos": "",
        "sc": "",
        "sort": "",
        "tr": "",
        "ts": ""
      },
      "expansion": "Proto-Slavic *čislo",
      "name": "inh"
    },
    {
      "args": {
        "1": "zlw-opl",
        "2": "sla-pro",
        "3": "*čislo"
      },
      "expansion": "Inherited from Proto-Slavic *čislo",
      "name": "inh+"
    },
    {
      "args": {
        "1": "zlw-opl",
        "2": "czyść",
        "3": "-dło"
      },
      "expansion": "By surface analysis, czyść + -dło",
      "name": "surf"
    },
    {
      "args": {
        "1": "14th century"
      },
      "expansion": "the 14th century",
      "name": "etydate/the"
    },
    {
      "args": {
        "1": "14th century"
      },
      "expansion": "First attested in the 14th century.",
      "name": "etydate"
    }
  ],
  "etymology_text": "Inherited from Proto-Slavic *čislo. By surface analysis, czyść + -dło. First attested in the 14th century.",
  "head_templates": [
    {
      "args": {
        "1": "n"
      },
      "expansion": "czysło n",
      "name": "zlw-opl-noun"
    }
  ],
  "lang": "Old Polish",
  "lang_code": "zlw-opl",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Old Polish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Old Polish terms suffixed with -dło",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "nad czysło"
        },
        {
          "word": "bez czysła"
        },
        {
          "tags": [
            "imperfective"
          ],
          "word": "nie jest czysła"
        }
      ],
      "glosses": [
        "number"
      ],
      "id": "en-czysło-zlw-opl-noun-EohvnQAF",
      "links": [
        [
          "number",
          "number"
        ]
      ],
      "tags": [
        "neuter"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/t͡ʃʲɨsɫɔ/",
      "note": "10ᵗʰ–15ᵗʰ CE"
    },
    {
      "ipa": "/t͡ʃʲɨsɫɔ/",
      "note": "15ᵗʰ CE"
    }
  ],
  "word": "czysło"
}

{
  "derived": [
    {
      "word": "nad czysło"
    },
    {
      "word": "bez czysła"
    },
    {
      "tags": [
        "imperfective"
      ],
      "word": "nie jest czysła"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "Inherited"
      },
      "expansion": "Inherited",
      "name": "glossary"
    },
    {
      "args": {
        "1": "zlw-opl",
        "2": "sla-pro",
        "3": "*čislo",
        "4": "",
        "5": "",
        "g": "",
        "g2": "",
        "g3": "",
        "id": "",
        "lit": "",
        "nocat": "",
        "pos": "",
        "sc": "",
        "sort": "",
        "tr": "",
        "ts": ""
      },
      "expansion": "Proto-Slavic *čislo",
      "name": "inh"
    },
    {
      "args": {
        "1": "zlw-opl",
        "2": "sla-pro",
        "3": "*čislo"
      },
      "expansion": "Inherited from Proto-Slavic *čislo",
      "name": "inh+"
    },
    {
      "args": {
        "1": "zlw-opl",
        "2": "czyść",
        "3": "-dło"
      },
      "expansion": "By surface analysis, czyść + -dło",
      "name": "surf"
    },
    {
      "args": {
        "1": "14th century"
      },
      "expansion": "the 14th century",
      "name": "etydate/the"
    },
    {
      "args": {
        "1": "14th century"
      },
      "expansion": "First attested in the 14th century.",
      "name": "etydate"
    }
  ],
  "etymology_text": "Inherited from Proto-Slavic *čislo. By surface analysis, czyść + -dło. First attested in the 14th century.",
  "head_templates": [
    {
      "args": {
        "1": "n"
      },
      "expansion": "czysło n",
      "name": "zlw-opl-noun"
    }
  ],
  "lang": "Old Polish",
  "lang_code": "zlw-opl",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Old Polish entries with incorrect language header",
        "Old Polish lemmas",
        "Old Polish neuter nouns",
        "Old Polish nouns",
        "Old Polish terms derived from Proto-Slavic",
        "Old Polish terms inherited from Proto-Slavic",
        "Old Polish terms suffixed with -dło",
        "Old Polish terms with IPA pronunciation"
      ],
      "glosses": [
        "number"
      ],
      "links": [
        [
          "number",
          "number"
        ]
      ],
      "tags": [
        "neuter"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/t͡ʃʲɨsɫɔ/",
      "note": "10ᵗʰ–15ᵗʰ CE"
    },
    {
      "ipa": "/t͡ʃʲɨsɫɔ/",
      "note": "15ᵗʰ CE"
    }
  ],
  "word": "czysło"
}