"wet-on-wet" meaning in English

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      "expansion": "wet-on-wet (not comparable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
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      "glosses": [
        "A painting technique, used mostly in oil painting, in which layers of wet paint are applied to previous layers of wet paint."
      ],
      "id": "en-wet-on-wet-en-adj-RhiYjdaH",
      "links": [
        [
          "painting",
          "painting"
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        [
          "technique",
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      "synonyms": [
        {
          "word": "alla prima"
        }
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      "tags": [
        "not-comparable"
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      "wikipedia": [
        "wet-on-wet"
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  "word": "wet-on-wet"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
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        "A painting technique, used mostly in oil painting, in which layers of wet paint are applied to previous layers of wet paint."
      ],
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        ],
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          "technique",
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        "wet-on-wet"
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  "synonyms": [
    {
      "word": "alla prima"
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  ],
  "word": "wet-on-wet"
}