"allomorphy" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "allomorphy (uncountable)",
      "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"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Linguistics",
          "orig": "en:Linguistics",
          "parents": [
            "Language",
            "Social sciences",
            "Communication",
            "Sciences",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Quality of being an allomorph."
      ],
      "id": "en-allomorphy-en-noun-QwAMQF34",
      "links": [
        [
          "linguistics",
          "linguistics"
        ],
        [
          "allomorph",
          "allomorph"
        ]
      ],
      "raw_glosses": [
        "(linguistics) Quality of being an allomorph."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "sciences"
      ],
      "translations": [
        {
          "code": "pt",
          "lang": "Portuguese",
          "sense": "quality of being an allomorph",
          "tags": [
            "feminine"
          ],
          "word": "alomorfia"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈæləˌmɔː(ɹ)fi/"
    }
  ],
  "word": "allomorphy"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "allomorphy (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English 4-syllable words",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with IPA pronunciation",
        "English uncountable nouns",
        "en:Linguistics"
      ],
      "glosses": [
        "Quality of being an allomorph."
      ],
      "links": [
        [
          "linguistics",
          "linguistics"
        ],
        [
          "allomorph",
          "allomorph"
        ]
      ],
      "raw_glosses": [
        "(linguistics) Quality of being an allomorph."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "human-sciences",
        "linguistics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈæləˌmɔː(ɹ)fi/"
    }
  ],
  "translations": [
    {
      "code": "pt",
      "lang": "Portuguese",
      "sense": "quality of being an allomorph",
      "tags": [
        "feminine"
      ],
      "word": "alomorfia"
    }
  ],
  "word": "allomorphy"
}