"sigmo" meaning in Esperanto

{
  "etymology_templates": [
    {
      "args": {
        "1": "eo",
        "2": "grc",
        "3": "σῖγμα",
        "4": "",
        "5": "the letter Σ"
      },
      "expansion": "Ancient Greek σῖγμα (sîgma, “the letter Σ”)",
      "name": "bor"
    }
  ],
  "etymology_text": "From Ancient Greek σῖγμα (sîgma, “the letter Σ”).",
  "forms": [
    {
      "form": "sigmon",
      "tags": [
        "accusative",
        "singular"
      ]
    },
    {
      "form": "sigmoj",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "sigmojn",
      "tags": [
        "accusative",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "sigmo (accusative singular sigmon, plural sigmoj, accusative plural sigmojn)",
      "name": "eo-head"
    }
  ],
  "hyphenation": [
    "sig‧mo"
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Esperanto entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Esperanto entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "eo",
          "name": "Greek letter names",
          "orig": "eo:Greek letter names",
          "parents": [
            "Letter names",
            "Letters, symbols, and punctuation",
            "Names",
            "Orthography",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Writing",
            "Fundamental",
            "Nouns",
            "Human behaviour",
            "Language",
            "Lemmas",
            "Human",
            "Communication"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "sigma"
      ],
      "id": "en-sigmo-eo-noun-ON6QR1uz",
      "links": [
        [
          "sigma",
          "sigma"
        ]
      ],
      "wikipedia": [
        "eo:Sigmo"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈsiɡmo/"
    }
  ],
  "word": "sigmo"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "eo",
        "2": "grc",
        "3": "σῖγμα",
        "4": "",
        "5": "the letter Σ"
      },
      "expansion": "Ancient Greek σῖγμα (sîgma, “the letter Σ”)",
      "name": "bor"
    }
  ],
  "etymology_text": "From Ancient Greek σῖγμα (sîgma, “the letter Σ”).",
  "forms": [
    {
      "form": "sigmon",
      "tags": [
        "accusative",
        "singular"
      ]
    },
    {
      "form": "sigmoj",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "sigmojn",
      "tags": [
        "accusative",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "sigmo (accusative singular sigmon, plural sigmoj, accusative plural sigmojn)",
      "name": "eo-head"
    }
  ],
  "hyphenation": [
    "sig‧mo"
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Esperanto entries with incorrect language header",
        "Esperanto entries with topic categories using raw markup",
        "Esperanto lemmas",
        "Esperanto nouns",
        "Esperanto terms borrowed from Ancient Greek",
        "Esperanto terms derived from Ancient Greek",
        "Pages with 2 entries",
        "eo:Greek letter names"
      ],
      "glosses": [
        "sigma"
      ],
      "links": [
        [
          "sigma",
          "sigma"
        ]
      ],
      "wikipedia": [
        "eo:Sigmo"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈsiɡmo/"
    }
  ],
  "word": "sigmo"
}