"基層" meaning in 日本語

{
  "categories": [
    {
      "kind": "other",
      "name": "日本語",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "日本語 名詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "日本語 国際音声記号あり",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "きそう"
    }
  ],
  "lang": "日本語",
  "lang_code": "ja",
  "pos": "noun",
  "pos_title": "名詞",
  "senses": [
    {
      "glosses": [
        "物事の基礎となっているもの。"
      ],
      "id": "ja-基層-ja-noun-Mw3vUa50"
    },
    {
      "glosses": [
        "アスファルト舗装で、表層の一つ下の層。"
      ],
      "id": "ja-基層-ja-noun-Jq~NjDC7"
    }
  ],
  "sounds": [
    {
      "form": "きそー",
      "raw_tags": [
        "東京式"
      ],
      "roman": "[kìsóó]",
      "tags": [
        "Heiban"
      ]
    },
    {
      "ipa": "[kʲiso̞ː]"
    }
  ],
  "word": "基層"
}

{
  "categories": [
    "日本語",
    "日本語 名詞",
    "日本語 国際音声記号あり"
  ],
  "forms": [
    {
      "form": "きそう"
    }
  ],
  "lang": "日本語",
  "lang_code": "ja",
  "pos": "noun",
  "pos_title": "名詞",
  "senses": [
    {
      "glosses": [
        "物事の基礎となっているもの。"
      ]
    },
    {
      "glosses": [
        "アスファルト舗装で、表層の一つ下の層。"
      ]
    }
  ],
  "sounds": [
    {
      "form": "きそー",
      "raw_tags": [
        "東京式"
      ],
      "roman": "[kìsóó]",
      "tags": [
        "Heiban"
      ]
    },
    {
      "ipa": "[kʲiso̞ː]"
    }
  ],
  "word": "基層"
}