"niladic" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "nil",
        "3": "adic"
      },
      "expansion": "nil + -adic",
      "name": "suffix"
    }
  ],
  "etymology_text": "nil + -adic",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "adjective"
      },
      "expansion": "niladic",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -adic",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Computing",
          "orig": "en:Computing",
          "parents": [
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Zero",
          "orig": "en:Zero",
          "parents": [
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Of an operator or function in a program, having no arguments."
      ],
      "id": "en-niladic-en-adj-YU-WP6jE",
      "links": [
        [
          "computing",
          "computing#Noun"
        ],
        [
          "operator",
          "operator"
        ],
        [
          "function",
          "function"
        ],
        [
          "program",
          "program"
        ]
      ],
      "raw_glosses": [
        "(computing) Of an operator or function in a program, having no arguments."
      ],
      "related": [
        {
          "word": "dyadic"
        },
        {
          "word": "monadic"
        },
        {
          "word": "triadic"
        }
      ],
      "synonyms": [
        {
          "word": "nullary"
        }
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-ædɪk"
    }
  ],
  "word": "niladic"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "nil",
        "3": "adic"
      },
      "expansion": "nil + -adic",
      "name": "suffix"
    }
  ],
  "etymology_text": "nil + -adic",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "adjective"
      },
      "expansion": "niladic",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "dyadic"
    },
    {
      "word": "monadic"
    },
    {
      "word": "triadic"
    }
  ],
  "senses": [
    {
      "categories": [
        "English 3-syllable words",
        "English adjectives",
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English lemmas",
        "English terms suffixed with -adic",
        "Rhymes:English/ædɪk",
        "Rhymes:English/ædɪk/3 syllables",
        "en:Computing",
        "en:Zero"
      ],
      "glosses": [
        "Of an operator or function in a program, having no arguments."
      ],
      "links": [
        [
          "computing",
          "computing#Noun"
        ],
        [
          "operator",
          "operator"
        ],
        [
          "function",
          "function"
        ],
        [
          "program",
          "program"
        ]
      ],
      "raw_glosses": [
        "(computing) Of an operator or function in a program, having no arguments."
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-ædɪk"
    }
  ],
  "synonyms": [
    {
      "word": "nullary"
    }
  ],
  "word": "niladic"
}