"differential" meaning in English

{
  "forms": [
    {
      "form": "differential"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "differential amplifier"
    }
  ],
  "senses": [
    {
      "glosses": [
        "διαφορικός"
      ],
      "id": "el-differential-en-adj-QTjm1aHo"
    }
  ],
  "word": "differential"
}

{
  "forms": [
    {
      "form": "differential"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "το διαφορικό (στις μηχανές αυτοκινήτων κλπ)"
      ],
      "id": "el-differential-en-noun-~I6RoEIm"
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Μαθηματικά (αγγλικά)",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "In calculus, a differential represents an infinitely small change (Στον απειροστικό λογισμό, το διαφορικό αντιπροσωπεύει μία απείρως μικρή μεταβολή)"
        }
      ],
      "glosses": [
        "το διαφορικό"
      ],
      "id": "el-differential-en-noun-tfJjibQ~",
      "raw_tags": [
        "μαθηματικά"
      ]
    }
  ],
  "word": "differential"
}

{
  "forms": [
    {
      "form": "differential"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "differential amplifier"
    }
  ],
  "senses": [
    {
      "glosses": [
        "διαφορικός"
      ]
    }
  ],
  "word": "differential"
}

{
  "forms": [
    {
      "form": "differential"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "το διαφορικό (στις μηχανές αυτοκινήτων κλπ)"
      ]
    },
    {
      "categories": [
        "Μαθηματικά (αγγλικά)"
      ],
      "examples": [
        {
          "text": "In calculus, a differential represents an infinitely small change (Στον απειροστικό λογισμό, το διαφορικό αντιπροσωπεύει μία απείρως μικρή μεταβολή)"
        }
      ],
      "glosses": [
        "το διαφορικό"
      ],
      "raw_tags": [
        "μαθηματικά"
      ]
    }
  ],
  "word": "differential"
}