"stress function" meaning in English

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      "expansion": "stress function (plural stress functions)",
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  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "A function that finds a more tractable method for the elastic equations that describe the deformation of an elastic body subject only to boundary surface forces."
      ],
      "hypernyms": [
        {
          "word": "function"
        }
      ],
      "hyponyms": [
        {
          "word": "Airy stress function"
        },
        {
          "word": "Maxwell's stress function"
        },
        {
          "word": "Morera's stress function"
        }
      ],
      "id": "en-stress_function-en-noun-rjE6A3Zd",
      "links": [
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          "physics",
          "physics"
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        [
          "function",
          "function"
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        [
          "tractable",
          "tractable"
        ],
        [
          "elastic",
          "elastic"
        ],
        [
          "equation",
          "equation"
        ],
        [
          "deformation",
          "deformation"
        ]
      ],
      "raw_glosses": [
        "(physics) A function that finds a more tractable method for the elastic equations that describe the deformation of an elastic body subject only to boundary surface forces."
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "word": "stress function"
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  "hyponyms": [
    {
      "word": "Airy stress function"
    },
    {
      "word": "Maxwell's stress function"
    },
    {
      "word": "Morera's stress function"
    }
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "A function that finds a more tractable method for the elastic equations that describe the deformation of an elastic body subject only to boundary surface forces."
      ],
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          "physics",
          "physics"
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        ],
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          "elastic",
          "elastic"
        ],
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          "equation",
          "equation"
        ],
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          "deformation",
          "deformation"
        ]
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      "raw_glosses": [
        "(physics) A function that finds a more tractable method for the elastic equations that describe the deformation of an elastic body subject only to boundary surface forces."
      ],
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        "natural-sciences",
        "physical-sciences",
        "physics"
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  "word": "stress function"
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