"subgrade" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "sub",
        "3": "grade"
      },
      "expansion": "sub- + grade",
      "name": "prefix"
    }
  ],
  "etymology_text": "From sub- + grade.",
  "forms": [
    {
      "form": "subgrades",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "subgrade (plural subgrades)",
      "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": "other",
          "name": "English terms prefixed with sub-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Czech translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Mandarin translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Spanish translations",
          "parents": [],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "word": "roadbase"
        }
      ],
      "glosses": [
        "The layer of native soil on which the foundation of a road is laid."
      ],
      "id": "en-subgrade-en-noun-wdtc7VVE",
      "links": [
        [
          "layer",
          "layer"
        ],
        [
          "native",
          "native"
        ],
        [
          "soil",
          "soil"
        ],
        [
          "foundation",
          "foundation"
        ],
        [
          "road",
          "road"
        ],
        [
          "laid",
          "lay"
        ]
      ],
      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "lùjī",
          "sense": "layer of soil under the road",
          "word": "路基"
        },
        {
          "code": "cs",
          "lang": "Czech",
          "sense": "layer of soil under the road",
          "tags": [
            "neuter"
          ],
          "word": "podloží"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "layer of soil under the road",
          "word": "pohjamaa"
        },
        {
          "code": "es",
          "lang": "Spanish",
          "sense": "layer of soil under the road",
          "tags": [
            "feminine"
          ],
          "word": "subrasante"
        }
      ]
    }
  ],
  "word": "subgrade"
}

{
  "coordinate_terms": [
    {
      "word": "roadbase"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "sub",
        "3": "grade"
      },
      "expansion": "sub- + grade",
      "name": "prefix"
    }
  ],
  "etymology_text": "From sub- + grade.",
  "forms": [
    {
      "form": "subgrades",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "subgrade (plural subgrades)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms prefixed with sub-",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Czech translations",
        "Terms with Finnish translations",
        "Terms with Mandarin translations",
        "Terms with Spanish translations"
      ],
      "glosses": [
        "The layer of native soil on which the foundation of a road is laid."
      ],
      "links": [
        [
          "layer",
          "layer"
        ],
        [
          "native",
          "native"
        ],
        [
          "soil",
          "soil"
        ],
        [
          "foundation",
          "foundation"
        ],
        [
          "road",
          "road"
        ],
        [
          "laid",
          "lay"
        ]
      ]
    }
  ],
  "translations": [
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "lùjī",
      "sense": "layer of soil under the road",
      "word": "路基"
    },
    {
      "code": "cs",
      "lang": "Czech",
      "sense": "layer of soil under the road",
      "tags": [
        "neuter"
      ],
      "word": "podloží"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "layer of soil under the road",
      "word": "pohjamaa"
    },
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "layer of soil under the road",
      "tags": [
        "feminine"
      ],
      "word": "subrasante"
    }
  ],
  "word": "subgrade"
}