"at cost" meaning in Anglais

{
  "antonyms": [
    {
      "word": "full price"
    }
  ],
  "categories": [
    {
      "kind": "other",
      "name": "Compositions en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Locutions adverbiales en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Anglais",
      "orig": "anglais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Composé de at (« à ») et de cost (« prix coûtant »)."
  ],
  "forms": [
    {
      "form": "Positif"
    },
    {
      "form": "Incomparable"
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "adv",
  "pos_title": "Locution adverbiale",
  "related": [
    {
      "word": "at any cost"
    },
    {
      "word": "at all costs"
    },
    {
      "word": "at great cost"
    },
    {
      "word": "come at a cost"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en anglais du commerce",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "to buy at cost. — acheter à prix coûtant."
        },
        {
          "text": "to sell at cost. — vendre à prix coûtant."
        }
      ],
      "glosses": [
        "À prix coûtant."
      ],
      "id": "fr-at_cost-en-adv-jI4aZDwJ",
      "topics": [
        "commerce"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "at cost price"
    }
  ],
  "word": "at cost"
}

{
  "antonyms": [
    {
      "word": "full price"
    }
  ],
  "categories": [
    "Compositions en anglais",
    "Locutions adverbiales en anglais",
    "anglais"
  ],
  "etymology_texts": [
    "Composé de at (« à ») et de cost (« prix coûtant »)."
  ],
  "forms": [
    {
      "form": "Positif"
    },
    {
      "form": "Incomparable"
    }
  ],
  "lang": "Anglais",
  "lang_code": "en",
  "pos": "adv",
  "pos_title": "Locution adverbiale",
  "related": [
    {
      "word": "at any cost"
    },
    {
      "word": "at all costs"
    },
    {
      "word": "at great cost"
    },
    {
      "word": "come at a cost"
    }
  ],
  "senses": [
    {
      "categories": [
        "Lexique en anglais du commerce"
      ],
      "examples": [
        {
          "text": "to buy at cost. — acheter à prix coûtant."
        },
        {
          "text": "to sell at cost. — vendre à prix coûtant."
        }
      ],
      "glosses": [
        "À prix coûtant."
      ],
      "topics": [
        "commerce"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "at cost price"
    }
  ],
  "word": "at cost"
}