"chiaro-oscuro" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "it",
        "3": "chiaro-oscuro"
      },
      "expansion": "Italian chiaro-oscuro",
      "name": "bor"
    },
    {
      "args": {
        "1": "en",
        "2": "fr",
        "3": "clair-obscur"
      },
      "expansion": "French clair-obscur",
      "name": "der"
    }
  ],
  "etymology_text": "From Italian chiaro-oscuro, under influence from French clair-obscur.",
  "forms": [
    {
      "form": "chiaro-oscuros",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "chiaro-oscuro (plural chiaro-oscuros)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "chiaroscuro"
        }
      ],
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          "kind": "other",
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          "source": "w"
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      ],
      "glosses": [
        "Archaic form of chiaroscuro."
      ],
      "id": "en-chiaro-oscuro-en-noun-ejqPfF0W",
      "links": [
        [
          "chiaroscuro",
          "chiaroscuro#English"
        ]
      ],
      "tags": [
        "alt-of",
        "archaic"
      ]
    }
  ],
  "word": "chiaro-oscuro"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "it",
        "3": "chiaro-oscuro"
      },
      "expansion": "Italian chiaro-oscuro",
      "name": "bor"
    },
    {
      "args": {
        "1": "en",
        "2": "fr",
        "3": "clair-obscur"
      },
      "expansion": "French clair-obscur",
      "name": "der"
    }
  ],
  "etymology_text": "From Italian chiaro-oscuro, under influence from French clair-obscur.",
  "forms": [
    {
      "form": "chiaro-oscuros",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "chiaro-oscuro (plural chiaro-oscuros)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "chiaroscuro"
        }
      ],
      "categories": [
        "English archaic forms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms borrowed from Italian",
        "English terms derived from French",
        "English terms derived from Italian",
        "Pages with 1 entry"
      ],
      "glosses": [
        "Archaic form of chiaroscuro."
      ],
      "links": [
        [
          "chiaroscuro",
          "chiaroscuro#English"
        ]
      ],
      "tags": [
        "alt-of",
        "archaic"
      ]
    }
  ],
  "word": "chiaro-oscuro"
}