"laitance" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "fr",
        "3": "laitance"
      },
      "expansion": "French laitance",
      "name": "bor"
    }
  ],
  "etymology_text": "From French laitance.",
  "forms": [
    {
      "form": "laitances",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "laitance (plural laitances)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Construction",
          "orig": "en:Construction",
          "parents": [
            "Architecture",
            "Engineering",
            "Applied sciences",
            "Art",
            "Technology",
            "Sciences",
            "Culture",
            "All topics",
            "Society",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A weak, milky layer of cement and aggregate fines on a concrete surface that is usually caused by an overwet mixture, overworking the mixture, improper or excessive finishing or combination thereof. Also, could be caused when a slurry mix is used on a deep foundation, where the slurry mix is not completely removed before placing concrete on top."
      ],
      "id": "en-laitance-en-noun-xA6C8a9N",
      "links": [
        [
          "construction",
          "construction"
        ],
        [
          "cement",
          "cement"
        ],
        [
          "aggregate",
          "aggregate"
        ],
        [
          "fines",
          "fines"
        ],
        [
          "concrete",
          "concrete"
        ],
        [
          "overwet",
          "overwet"
        ],
        [
          "mixture",
          "mixture"
        ],
        [
          "overworking",
          "overworking"
        ]
      ],
      "raw_glosses": [
        "(construction) A weak, milky layer of cement and aggregate fines on a concrete surface that is usually caused by an overwet mixture, overworking the mixture, improper or excessive finishing or combination thereof. Also, could be caused when a slurry mix is used on a deep foundation, where the slurry mix is not completely removed before placing concrete on top."
      ],
      "topics": [
        "business",
        "construction",
        "manufacturing"
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Construction",
          "orig": "en:Construction",
          "parents": [
            "Architecture",
            "Engineering",
            "Applied sciences",
            "Art",
            "Technology",
            "Sciences",
            "Culture",
            "All topics",
            "Society",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "30 70",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "24 69 4 3",
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "24 71 3 2",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "The weak top layer of cement and aggregate fines on a concrete surface that stands between a topical coating and the underlying substrate. This laitance layer prevents a bond forming between the topical coating and substrate, whereby it causes delamination of the topical coating as the laitance layer fails first."
      ],
      "id": "en-laitance-en-noun-jDmbLDhj",
      "links": [
        [
          "construction",
          "construction"
        ],
        [
          "cement",
          "cement"
        ],
        [
          "aggregate",
          "aggregate"
        ],
        [
          "fines",
          "fines"
        ],
        [
          "concrete",
          "concrete"
        ]
      ],
      "raw_glosses": [
        "(construction) The weak top layer of cement and aggregate fines on a concrete surface that stands between a topical coating and the underlying substrate. This laitance layer prevents a bond forming between the topical coating and substrate, whereby it causes delamination of the topical coating as the laitance layer fails first."
      ],
      "topics": [
        "business",
        "construction",
        "manufacturing"
      ]
    }
  ],
  "word": "laitance"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English terms borrowed from French",
    "English terms derived from French",
    "Pages with 2 entries",
    "Pages with entries"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "fr",
        "3": "laitance"
      },
      "expansion": "French laitance",
      "name": "bor"
    }
  ],
  "etymology_text": "From French laitance.",
  "forms": [
    {
      "form": "laitances",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "laitance (plural laitances)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "en:Construction"
      ],
      "glosses": [
        "A weak, milky layer of cement and aggregate fines on a concrete surface that is usually caused by an overwet mixture, overworking the mixture, improper or excessive finishing or combination thereof. Also, could be caused when a slurry mix is used on a deep foundation, where the slurry mix is not completely removed before placing concrete on top."
      ],
      "links": [
        [
          "construction",
          "construction"
        ],
        [
          "cement",
          "cement"
        ],
        [
          "aggregate",
          "aggregate"
        ],
        [
          "fines",
          "fines"
        ],
        [
          "concrete",
          "concrete"
        ],
        [
          "overwet",
          "overwet"
        ],
        [
          "mixture",
          "mixture"
        ],
        [
          "overworking",
          "overworking"
        ]
      ],
      "raw_glosses": [
        "(construction) A weak, milky layer of cement and aggregate fines on a concrete surface that is usually caused by an overwet mixture, overworking the mixture, improper or excessive finishing or combination thereof. Also, could be caused when a slurry mix is used on a deep foundation, where the slurry mix is not completely removed before placing concrete on top."
      ],
      "topics": [
        "business",
        "construction",
        "manufacturing"
      ]
    },
    {
      "categories": [
        "en:Construction"
      ],
      "glosses": [
        "The weak top layer of cement and aggregate fines on a concrete surface that stands between a topical coating and the underlying substrate. This laitance layer prevents a bond forming between the topical coating and substrate, whereby it causes delamination of the topical coating as the laitance layer fails first."
      ],
      "links": [
        [
          "construction",
          "construction"
        ],
        [
          "cement",
          "cement"
        ],
        [
          "aggregate",
          "aggregate"
        ],
        [
          "fines",
          "fines"
        ],
        [
          "concrete",
          "concrete"
        ]
      ],
      "raw_glosses": [
        "(construction) The weak top layer of cement and aggregate fines on a concrete surface that stands between a topical coating and the underlying substrate. This laitance layer prevents a bond forming between the topical coating and substrate, whereby it causes delamination of the topical coating as the laitance layer fails first."
      ],
      "topics": [
        "business",
        "construction",
        "manufacturing"
      ]
    }
  ],
  "word": "laitance"
}