"dérivée première" meaning in French

{
  "forms": [
    {
      "form": "dérivées premières",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "dérivée première f (plural dérivées premières)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "fr",
          "name": "Calculus",
          "orig": "fr:Calculus",
          "parents": [
            "Mathematical analysis",
            "Mathematics",
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Coordinate term: dérivée seconde"
        }
      ],
      "glosses": [
        "first derivative, first-order derivative"
      ],
      "id": "en-dérivée_première-fr-noun-elgmFpQw",
      "links": [
        [
          "calculus",
          "calculus"
        ],
        [
          "first derivative",
          "first derivative"
        ],
        [
          "first-order",
          "first-order"
        ],
        [
          "derivative",
          "derivative"
        ]
      ],
      "raw_glosses": [
        "(calculus) first derivative, first-order derivative"
      ],
      "tags": [
        "feminine"
      ],
      "topics": [
        "calculus",
        "mathematics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/de.ʁi.ve pʁə.mjɛʁ/"
    }
  ],
  "word": "dérivée première"
}

{
  "forms": [
    {
      "form": "dérivées premières",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "dérivée première f (plural dérivées premières)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "French countable nouns",
        "French entries with incorrect language header",
        "French feminine nouns",
        "French lemmas",
        "French multiword terms",
        "French nouns",
        "French nouns with red links in their headword lines",
        "French terms with IPA pronunciation",
        "fr:Calculus"
      ],
      "examples": [
        {
          "text": "Coordinate term: dérivée seconde"
        }
      ],
      "glosses": [
        "first derivative, first-order derivative"
      ],
      "links": [
        [
          "calculus",
          "calculus"
        ],
        [
          "first derivative",
          "first derivative"
        ],
        [
          "first-order",
          "first-order"
        ],
        [
          "derivative",
          "derivative"
        ]
      ],
      "raw_glosses": [
        "(calculus) first derivative, first-order derivative"
      ],
      "tags": [
        "feminine"
      ],
      "topics": [
        "calculus",
        "mathematics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/de.ʁi.ve pʁə.mjɛʁ/"
    }
  ],
  "word": "dérivée première"
}