"lucʼhgimiezh" meaning in Breton

{
  "categories": [
    {
      "kind": "other",
      "name": "Compositions en breton",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en breton",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms de sciences en breton",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Breton",
      "orig": "breton",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Composé de lucʼh et de kimiezh (avec une mutation consonantique par adoucissement kimiezh → gimiezh)."
  ],
  "lang": "Breton",
  "lang_code": "br",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en breton de la chimie",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Photochimie."
      ],
      "id": "fr-lucʼhgimiezh-br-noun-A4pqDnLG",
      "topics": [
        "chemistry"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\lyɣ.ɡĩˈmiː.ɛs\\"
    }
  ],
  "synonyms": [
    {
      "word": "fotokimiezh"
    }
  ],
  "tags": [
    "feminine"
  ],
  "word": "lucʼhgimiezh"
}

{
  "categories": [
    "Compositions en breton",
    "Noms communs en breton",
    "Noms de sciences en breton",
    "breton"
  ],
  "etymology_texts": [
    "Composé de lucʼh et de kimiezh (avec une mutation consonantique par adoucissement kimiezh → gimiezh)."
  ],
  "lang": "Breton",
  "lang_code": "br",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        "Lexique en breton de la chimie"
      ],
      "glosses": [
        "Photochimie."
      ],
      "topics": [
        "chemistry"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\lyɣ.ɡĩˈmiː.ɛs\\"
    }
  ],
  "synonyms": [
    {
      "word": "fotokimiezh"
    }
  ],
  "tags": [
    "feminine"
  ],
  "word": "lucʼhgimiezh"
}