backward incompatible in English

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{
  "forms": [
    {
      "form": "more backward incompatible",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most backward incompatible",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "backward incompatible (comparative more backward incompatible, superlative most backward incompatible)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "antonyms": [
        {
          "word": "backward compatible"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Software",
          "orig": "en:Software",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "backward incompatibility"
        }
      ],
      "glosses": [
        "Incapable of interoperating with older systems."
      ],
      "id": "en-backward_incompatible-en-adj-uLKMcK0n",
      "links": [
        [
          "software",
          "software"
        ],
        [
          "Incapable",
          "incapable"
        ],
        [
          "interoperating",
          "interoperate"
        ],
        [
          "old",
          "old"
        ],
        [
          "system",
          "system"
        ]
      ],
      "raw_glosses": [
        "(software) Incapable of interoperating with older systems."
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences",
        "software"
      ]
    }
  ],
  "word": "backward incompatible"
}

[Show JSON for raw wiktextract data ▼] [Hide JSON for raw wiktextract data ▲]

{
  "derived": [
    {
      "word": "backward incompatibility"
    }
  ],
  "forms": [
    {
      "form": "more backward incompatible",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most backward incompatible",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "backward incompatible (comparative more backward incompatible, superlative most backward incompatible)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "antonyms": [
        {
          "word": "backward compatible"
        }
      ],
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Software"
      ],
      "glosses": [
        "Incapable of interoperating with older systems."
      ],
      "links": [
        [
          "software",
          "software"
        ],
        [
          "Incapable",
          "incapable"
        ],
        [
          "interoperating",
          "interoperate"
        ],
        [
          "old",
          "old"
        ],
        [
          "system",
          "system"
        ]
      ],
      "raw_glosses": [
        "(software) Incapable of interoperating with older systems."
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences",
        "software"
      ]
    }
  ],
  "word": "backward incompatible"
}

This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2026-03-25 from the enwiktionary dump dated 2026-03-03 using wiktextract (05c257f and 9d9a410). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.

"backward incompatible" meaning in English

Adjective