"arian" meaning in Gallois

{
  "categories": [
    {
      "kind": "other",
      "name": "Lexique en gallois de la chimie",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en gallois",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Gallois",
      "orig": "gallois",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "À comparer avec les mots arc’hant, argant en breton, arghans en cornique, airgead en gaélique, arganton en gaulois (sens identique)."
  ],
  "forms": [
    {
      "form": "harian",
      "raw_tags": [
        "Prothèse h"
      ],
      "tags": [
        "singular"
      ]
    }
  ],
  "lang": "Gallois",
  "lang_code": "cy",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "glosses": [
        "Argent."
      ],
      "id": "fr-arian-cy-noun-mahOY37P"
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "arian"
}

{
  "categories": [
    "Lexique en gallois de la chimie",
    "Noms communs en gallois",
    "gallois"
  ],
  "etymology_texts": [
    "À comparer avec les mots arc’hant, argant en breton, arghans en cornique, airgead en gaélique, arganton en gaulois (sens identique)."
  ],
  "forms": [
    {
      "form": "harian",
      "raw_tags": [
        "Prothèse h"
      ],
      "tags": [
        "singular"
      ]
    }
  ],
  "lang": "Gallois",
  "lang_code": "cy",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "glosses": [
        "Argent."
      ]
    }
  ],
  "tags": [
    "masculine"
  ],
  "word": "arian"
}