"aret" meaning in Breton

{
  "categories": [
    {
      "kind": "other",
      "name": "Formes de verbes en breton",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Breton",
      "orig": "breton",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Breton",
  "lang_code": "br",
  "pos": "verb",
  "pos_title": "Forme de verbe",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en breton",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              0,
              4
            ]
          ],
          "ref": "Alexandre Soljenitsyne, Ti Vatriona, traduit par Ernest ar Barzhig, Al Liamm, 1976, page 47",
          "text": "Aret e veze an douaroù ha hadet.",
          "translation": "Les terres étaient labourées et ensemencées."
        }
      ],
      "form_of": [
        {
          "word": "ariñ"
        }
      ],
      "glosses": [
        "Participe passé du verbe arat/ariñ."
      ],
      "id": "fr-aret-br-verb-K~VEbdUV"
    },
    {
      "form_of": [
        {
          "word": "arat"
        }
      ],
      "glosses": [
        "Troisième personne du singulier de l’impératif du verbe arat."
      ],
      "id": "fr-aret-br-verb-L8ZoCu7l"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈɑːret\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "aret"
}

{
  "categories": [
    "Formes de verbes en breton",
    "breton"
  ],
  "lang": "Breton",
  "lang_code": "br",
  "pos": "verb",
  "pos_title": "Forme de verbe",
  "senses": [
    {
      "categories": [
        "Exemples en breton"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              0,
              4
            ]
          ],
          "ref": "Alexandre Soljenitsyne, Ti Vatriona, traduit par Ernest ar Barzhig, Al Liamm, 1976, page 47",
          "text": "Aret e veze an douaroù ha hadet.",
          "translation": "Les terres étaient labourées et ensemencées."
        }
      ],
      "form_of": [
        {
          "word": "ariñ"
        }
      ],
      "glosses": [
        "Participe passé du verbe arat/ariñ."
      ]
    },
    {
      "form_of": [
        {
          "word": "arat"
        }
      ],
      "glosses": [
        "Troisième personne du singulier de l’impératif du verbe arat."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ˈɑːret\\"
    }
  ],
  "tags": [
    "form-of"
  ],
  "word": "aret"
}