"foundational" meaning in English

{
  "derived": [
    {
      "_dis1": "0 0",
      "word": "antifoundational"
    },
    {
      "_dis1": "0 0",
      "word": "foundational belief"
    },
    {
      "_dis1": "0 0",
      "word": "Foundational Black American"
    },
    {
      "_dis1": "0 0",
      "word": "foundationalism"
    },
    {
      "_dis1": "0 0",
      "word": "foundationalist"
    },
    {
      "_dis1": "0 0",
      "word": "foundationalistic"
    },
    {
      "_dis1": "0 0",
      "word": "foundationality"
    },
    {
      "_dis1": "0 0",
      "word": "foundationally"
    },
    {
      "_dis1": "0 0",
      "word": "foundational witness"
    },
    {
      "_dis1": "0 0",
      "word": "nonfoundational"
    },
    {
      "_dis1": "0 0",
      "word": "postfoundational"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "foundation",
        "3": "al"
      },
      "expansion": "foundation + -al",
      "name": "suffix"
    }
  ],
  "etymology_text": "From foundation + -al.",
  "forms": [
    {
      "form": "more foundational",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most foundational",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "foundational (comparative more foundational, superlative most foundational)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "_dis": "68 32",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "49 51",
          "kind": "other",
          "name": "English terms suffixed with -al",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "83 17",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "86 14",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Of or relating to a foundation or foundations."
      ],
      "id": "en-foundational-en-adj-kE9ugPuh",
      "links": [
        [
          "foundation",
          "foundation"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "49 51",
          "kind": "other",
          "name": "English terms suffixed with -al",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Fundamental or underlying."
      ],
      "id": "en-foundational-en-adj-qyyo2~DS",
      "links": [
        [
          "Fundamental",
          "fundamental#English"
        ],
        [
          "underlying",
          "underlying"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "audio": "LL-Q1860 (eng)-Vealhurl-foundational.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/d2/LL-Q1860_%28eng%29-Vealhurl-foundational.wav/LL-Q1860_%28eng%29-Vealhurl-foundational.wav.mp3",
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    }
  ],
  "synonyms": [
    {
      "_dis1": "0 0",
      "word": "foundationary"
    },
    {
      "_dis1": "0 0",
      "word": "groundlaying"
    }
  ],
  "word": "foundational"
}

{
  "categories": [
    "English adjectives",
    "English entries with incorrect language header",
    "English lemmas",
    "English terms suffixed with -al",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "derived": [
    {
      "word": "antifoundational"
    },
    {
      "word": "foundational belief"
    },
    {
      "word": "Foundational Black American"
    },
    {
      "word": "foundationalism"
    },
    {
      "word": "foundationalist"
    },
    {
      "word": "foundationalistic"
    },
    {
      "word": "foundationality"
    },
    {
      "word": "foundationally"
    },
    {
      "word": "foundational witness"
    },
    {
      "word": "nonfoundational"
    },
    {
      "word": "postfoundational"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "foundation",
        "3": "al"
      },
      "expansion": "foundation + -al",
      "name": "suffix"
    }
  ],
  "etymology_text": "From foundation + -al.",
  "forms": [
    {
      "form": "more foundational",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most foundational",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "foundational (comparative more foundational, superlative most foundational)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "glosses": [
        "Of or relating to a foundation or foundations."
      ],
      "links": [
        [
          "foundation",
          "foundation"
        ]
      ]
    },
    {
      "glosses": [
        "Fundamental or underlying."
      ],
      "links": [
        [
          "Fundamental",
          "fundamental#English"
        ],
        [
          "underlying",
          "underlying"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "audio": "LL-Q1860 (eng)-Vealhurl-foundational.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/d2/LL-Q1860_%28eng%29-Vealhurl-foundational.wav/LL-Q1860_%28eng%29-Vealhurl-foundational.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/d2/LL-Q1860_%28eng%29-Vealhurl-foundational.wav/LL-Q1860_%28eng%29-Vealhurl-foundational.wav.ogg"
    }
  ],
  "synonyms": [
    {
      "word": "foundationary"
    },
    {
      "word": "groundlaying"
    }
  ],
  "word": "foundational"
}