"sinnuma" meaning in Icelandic

{
  "etymology_text": "From sinnum (dative plural of sinn (“time”)), commonly occurring in multiplication, e.g. fjórum sinnum þrír (“four times three”).",
  "forms": [
    {
      "form": "sinnumaði",
      "tags": [
        "indicative",
        "past",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "sinnumað",
      "tags": [
        "supine"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "is",
        "10": "sinnumað",
        "11": "",
        "12": "{{{33}}}",
        "2": "verb",
        "3": "weak verb",
        "4": "",
        "5": "third-person singular past indicative",
        "6": "sinnumaði",
        "7": "",
        "8": "{{{22}}}",
        "9": "supine",
        "cat2": "weak verbs",
        "head": ""
      },
      "expansion": "sinnuma (weak verb, third-person singular past indicative sinnumaði, supine sinnumað)",
      "name": "head"
    }
  ],
  "lang": "Icelandic",
  "lang_code": "is",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Icelandic 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"
        },
        {
          "kind": "topical",
          "langcode": "is",
          "name": "Mathematics",
          "orig": "is:Mathematics",
          "parents": [
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "to multiply"
      ],
      "id": "en-sinnuma-is-verb-gt-oWVUi",
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "childish",
          "childish"
        ],
        [
          "multiply",
          "multiply"
        ]
      ],
      "raw_glosses": [
        "(mathematics, childish) to multiply"
      ],
      "tags": [
        "childish",
        "weak"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈsɪnːʏma/"
    }
  ],
  "word": "sinnuma"
}

{
  "etymology_text": "From sinnum (dative plural of sinn (“time”)), commonly occurring in multiplication, e.g. fjórum sinnum þrír (“four times three”).",
  "forms": [
    {
      "form": "sinnumaði",
      "tags": [
        "indicative",
        "past",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "sinnumað",
      "tags": [
        "supine"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "is",
        "10": "sinnumað",
        "11": "",
        "12": "{{{33}}}",
        "2": "verb",
        "3": "weak verb",
        "4": "",
        "5": "third-person singular past indicative",
        "6": "sinnumaði",
        "7": "",
        "8": "{{{22}}}",
        "9": "supine",
        "cat2": "weak verbs",
        "head": ""
      },
      "expansion": "sinnuma (weak verb, third-person singular past indicative sinnumaði, supine sinnumað)",
      "name": "head"
    }
  ],
  "lang": "Icelandic",
  "lang_code": "is",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "Icelandic childish terms",
        "Icelandic entries with incorrect language header",
        "Icelandic lemmas",
        "Icelandic verbs",
        "Icelandic weak verbs",
        "Pages with 1 entry",
        "Pages with entries",
        "is:Mathematics"
      ],
      "glosses": [
        "to multiply"
      ],
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "childish",
          "childish"
        ],
        [
          "multiply",
          "multiply"
        ]
      ],
      "raw_glosses": [
        "(mathematics, childish) to multiply"
      ],
      "tags": [
        "childish",
        "weak"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈsɪnːʏma/"
    }
  ],
  "word": "sinnuma"
}