"semigroup homomorphism" meaning in English

{
  "forms": [
    {
      "form": "semigroup homomorphisms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "semigroup homomorphism (plural semigroup homomorphisms)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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            "Formal sciences",
            "Sciences",
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      ],
      "glosses": [
        "a function that preserves semigroup structure"
      ],
      "id": "en-semigroup_homomorphism-en-noun-vlsfg3vP",
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "semigroup",
          "semigroup"
        ]
      ],
      "raw_glosses": [
        "(mathematics) a function that preserves semigroup structure"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ],
      "translations": [
        {
          "code": "is",
          "lang": "Icelandic",
          "sense": "function that preserves semigroup structure",
          "tags": [
            "feminine"
          ],
          "word": "hálfgrúpumótun"
        }
      ],
      "wikipedia": [
        "semigroup homomorphism"
      ]
    }
  ],
  "word": "semigroup homomorphism"
}

{
  "forms": [
    {
      "form": "semigroup homomorphisms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "semigroup homomorphism (plural semigroup homomorphisms)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      ],
      "glosses": [
        "a function that preserves semigroup structure"
      ],
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "semigroup",
          "semigroup"
        ]
      ],
      "raw_glosses": [
        "(mathematics) a function that preserves semigroup structure"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ],
      "wikipedia": [
        "semigroup homomorphism"
      ]
    }
  ],
  "translations": [
    {
      "code": "is",
      "lang": "Icelandic",
      "sense": "function that preserves semigroup structure",
      "tags": [
        "feminine"
      ],
      "word": "hálfgrúpumótun"
    }
  ],
  "word": "semigroup homomorphism"
}