"orthogonal function" meaning in All languages combined

{
  "forms": [
    {
      "form": "orthogonal functions",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "orthogonal function (plural orthogonal functions)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
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          "source": "w"
        },
        {
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        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Functional analysis",
          "orig": "en:Functional analysis",
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Functions",
          "orig": "en:Functions",
          "parents": [
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            "Calculus",
            "Geometry",
            "Mathematical analysis",
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            "Fundamental"
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          "source": "w"
        }
      ],
      "glosses": [
        "Either of a pair of functions whose inner product is zero"
      ],
      "hyponyms": [
        {
          "word": "orthonormal function"
        }
      ],
      "id": "en-orthogonal_function-en-noun-kMnr-LYf",
      "links": [
        [
          "functional analysis",
          "functional analysis"
        ],
        [
          "pair",
          "pair"
        ],
        [
          "inner product",
          "inner product"
        ],
        [
          "zero",
          "zero"
        ]
      ],
      "qualifier": "functional analysis",
      "raw_glosses": [
        "(functional analysis) Either of a pair of functions whose inner product is zero"
      ],
      "wikipedia": [
        "orthogonal function"
      ]
    }
  ],
  "word": "orthogonal function"
}

{
  "forms": [
    {
      "form": "orthogonal functions",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "orthogonal function (plural orthogonal functions)",
      "name": "en-noun"
    }
  ],
  "hyponyms": [
    {
      "word": "orthonormal function"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
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      "glosses": [
        "Either of a pair of functions whose inner product is zero"
      ],
      "links": [
        [
          "functional analysis",
          "functional analysis"
        ],
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          "pair"
        ],
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        ],
        [
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        ]
      ],
      "qualifier": "functional analysis",
      "raw_glosses": [
        "(functional analysis) Either of a pair of functions whose inner product is zero"
      ],
      "wikipedia": [
        "orthogonal function"
      ]
    }
  ],
  "word": "orthogonal function"
}