"crepusculum" meaning in Anglais

{
  "categories": [
    {
      "kind": "other",
      "name": "Lemmes en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots au singulier uniquement en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en anglais issus d’un mot en latin",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Anglais",
      "orig": "anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Emprunté au latin crepusculum."
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en anglais",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Exemples en anglais à traduire",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Noms indénombrables en anglais",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "[Earthshine] should appear more splendid and be visible after the crepusculum in the dark of night."
        }
      ],
      "glosses": [
        "Crépuscule (lumière faible observable dans le ciel peu avant le lever du soleil ou après le coucher du soleil)."
      ],
      "id": "fr-crepusculum-en-noun-SivMYS-3",
      "tags": [
        "uncountable"
      ]
    }
  ],
  "tags": [
    "singular-only"
  ],
  "word": "crepusculum"
}

{
  "categories": [
    "Lemmes en anglais",
    "Mots au singulier uniquement en anglais",
    "Mots en anglais issus d’un mot en latin",
    "Noms communs en anglais",
    "anglais"
  ],
  "etymology_texts": [
    "Emprunté au latin crepusculum."
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        "Exemples en anglais",
        "Exemples en anglais à traduire",
        "Noms indénombrables en anglais"
      ],
      "examples": [
        {
          "text": "[Earthshine] should appear more splendid and be visible after the crepusculum in the dark of night."
        }
      ],
      "glosses": [
        "Crépuscule (lumière faible observable dans le ciel peu avant le lever du soleil ou après le coucher du soleil)."
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "tags": [
    "singular-only"
  ],
  "word": "crepusculum"
}