"decalumen" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "deca",
        "3": "lumen"
      },
      "expansion": "deca- + lumen",
      "name": "prefix"
    }
  ],
  "etymology_text": "From deca- + lumen.",
  "forms": [
    {
      "form": "decalumens",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "decalumen (plural decalumens)",
      "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"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with deca-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
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          "parents": [],
          "source": "w"
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      "examples": [
        {
          "ref": "1956, C. van Duijn, Diseases of Fishes, page 149:",
          "text": "If the aquarium is placed where it receives insufficient daylight, artificial lighting by means of ordinary incandescent lamps should be employed. For good plant growth 2 decalumens of luminous flux per square decimetre of water surface […]",
          "type": "quote"
        }
      ],
      "glosses": [
        "A unit of luminous flux equal to ten lumens."
      ],
      "id": "en-decalumen-en-noun-yCpUgE9w",
      "links": [
        [
          "luminous flux",
          "luminous flux"
        ],
        [
          "lumen",
          "lumen"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈdɛkəluːmɪn/",
      "tags": [
        "UK"
      ]
    }
  ],
  "word": "decalumen"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "deca",
        "3": "lumen"
      },
      "expansion": "deca- + lumen",
      "name": "prefix"
    }
  ],
  "etymology_text": "From deca- + lumen.",
  "forms": [
    {
      "form": "decalumens",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "decalumen (plural decalumens)",
      "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 deca-",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "Quotation templates to be cleaned"
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      "examples": [
        {
          "ref": "1956, C. van Duijn, Diseases of Fishes, page 149:",
          "text": "If the aquarium is placed where it receives insufficient daylight, artificial lighting by means of ordinary incandescent lamps should be employed. For good plant growth 2 decalumens of luminous flux per square decimetre of water surface […]",
          "type": "quote"
        }
      ],
      "glosses": [
        "A unit of luminous flux equal to ten lumens."
      ],
      "links": [
        [
          "luminous flux",
          "luminous flux"
        ],
        [
          "lumen",
          "lumen"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈdɛkəluːmɪn/",
      "tags": [
        "UK"
      ]
    }
  ],
  "word": "decalumen"
}