"dyke bottom" meaning in English

{
  "forms": [
    {
      "form": "dyke bottoms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dyke bottom (plural dyke bottoms)",
      "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": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Geology",
          "orig": "en:Geology",
          "parents": [
            "Earth sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1912, Estate Gazette, Limited (publisher), The Estates Gazette Digest of Land and Property Cases, page 249:",
          "text": "Defendant deposited the refuse from the dyke bottom still further on plaintiff's land, so that the total encroachment now varied from 5 ft. 5 in. to 5 ft. 10 in.",
          "type": "quote"
        },
        {
          "ref": "2003, John Clare, \"I Am\" - The Selected Poetry of John Clare, page 262:",
          "text": "One night I lay in a dyke bottom from the wind and went sleep half an hour when I suddenly awoke and found one side wet through from the sock in the dyke bottom , so I got out and went on.",
          "type": "quote"
        },
        {
          "ref": "2012, David S Neal, Angela Wardle, Jonathan Hunn, Excavation of the Iron Age, Roman and Medieval Settlement at Gorhambury, St Albans, page 18:",
          "text": "Allowing for erosion it is estimated that that its 45° slope from bank top to dyke bottom was originally 12m.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The bottom of a dyke (earthwork raised to prevent the inundation of lowland by flooding.)"
      ],
      "id": "en-dyke_bottom-en-noun-95FLQuKm",
      "links": [
        [
          "geology",
          "geology"
        ],
        [
          "dyke",
          "dyke"
        ],
        [
          "earthwork",
          "earthwork#English"
        ],
        [
          "prevent",
          "prevent#English"
        ],
        [
          "inundation",
          "inundation#English"
        ],
        [
          "lowland",
          "lowland#English"
        ],
        [
          "flooding",
          "flooding#English"
        ]
      ],
      "raw_glosses": [
        "(geology) The bottom of a dyke (earthwork raised to prevent the inundation of lowland by flooding.)"
      ],
      "topics": [
        "geography",
        "geology",
        "natural-sciences"
      ]
    }
  ],
  "word": "dyke bottom"
}

{
  "forms": [
    {
      "form": "dyke bottoms",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dyke bottom (plural dyke bottoms)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Geology"
      ],
      "examples": [
        {
          "ref": "1912, Estate Gazette, Limited (publisher), The Estates Gazette Digest of Land and Property Cases, page 249:",
          "text": "Defendant deposited the refuse from the dyke bottom still further on plaintiff's land, so that the total encroachment now varied from 5 ft. 5 in. to 5 ft. 10 in.",
          "type": "quote"
        },
        {
          "ref": "2003, John Clare, \"I Am\" - The Selected Poetry of John Clare, page 262:",
          "text": "One night I lay in a dyke bottom from the wind and went sleep half an hour when I suddenly awoke and found one side wet through from the sock in the dyke bottom , so I got out and went on.",
          "type": "quote"
        },
        {
          "ref": "2012, David S Neal, Angela Wardle, Jonathan Hunn, Excavation of the Iron Age, Roman and Medieval Settlement at Gorhambury, St Albans, page 18:",
          "text": "Allowing for erosion it is estimated that that its 45° slope from bank top to dyke bottom was originally 12m.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The bottom of a dyke (earthwork raised to prevent the inundation of lowland by flooding.)"
      ],
      "links": [
        [
          "geology",
          "geology"
        ],
        [
          "dyke",
          "dyke"
        ],
        [
          "earthwork",
          "earthwork#English"
        ],
        [
          "prevent",
          "prevent#English"
        ],
        [
          "inundation",
          "inundation#English"
        ],
        [
          "lowland",
          "lowland#English"
        ],
        [
          "flooding",
          "flooding#English"
        ]
      ],
      "raw_glosses": [
        "(geology) The bottom of a dyke (earthwork raised to prevent the inundation of lowland by flooding.)"
      ],
      "topics": [
        "geography",
        "geology",
        "natural-sciences"
      ]
    }
  ],
  "word": "dyke bottom"
}