"pero-" meaning in Italian

{
  "etymology_templates": [
    {
      "args": {
        "1": "it",
        "2": "grc",
        "3": "πηρός",
        "4": "",
        "5": "maimed"
      },
      "expansion": "Ancient Greek πηρός (pērós, “maimed”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Ancient Greek πηρός (pērós, “maimed”).",
  "head_templates": [
    {
      "args": {
        "1": "it",
        "2": "prefix"
      },
      "expansion": "pero-",
      "name": "head"
    }
  ],
  "hyphenation": [
    "pè‧ro-"
  ],
  "lang": "Italian",
  "lang_code": "it",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Italian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "it",
          "name": "Medicine",
          "orig": "it:Medicine",
          "parents": [
            "Biology",
            "Healthcare",
            "Sciences",
            "Health",
            "All topics",
            "Body",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "indicates a congenital anomaly characterized by the lack of a body part"
      ],
      "id": "en-pero--it-prefix-7tsqpMzQ",
      "links": [
        [
          "medicine",
          "medicine"
        ],
        [
          "congenital",
          "congenital#English"
        ],
        [
          "anomaly",
          "anomaly#English"
        ],
        [
          "lack",
          "lack#English"
        ],
        [
          "body part",
          "body part#English"
        ]
      ],
      "raw_glosses": [
        "(medicine) indicates a congenital anomaly characterized by the lack of a body part"
      ],
      "tags": [
        "morpheme"
      ],
      "topics": [
        "medicine",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˌpɛ.ro/"
    }
  ],
  "word": "pero-"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "it",
        "2": "grc",
        "3": "πηρός",
        "4": "",
        "5": "maimed"
      },
      "expansion": "Ancient Greek πηρός (pērós, “maimed”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Ancient Greek πηρός (pērós, “maimed”).",
  "head_templates": [
    {
      "args": {
        "1": "it",
        "2": "prefix"
      },
      "expansion": "pero-",
      "name": "head"
    }
  ],
  "hyphenation": [
    "pè‧ro-"
  ],
  "lang": "Italian",
  "lang_code": "it",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        "Italian 2-syllable words",
        "Italian entries with incorrect language header",
        "Italian lemmas",
        "Italian prefixes",
        "Italian terms derived from Ancient Greek",
        "Italian terms with IPA pronunciation",
        "Pages with 1 entry",
        "Pages with entries",
        "it:Medicine"
      ],
      "glosses": [
        "indicates a congenital anomaly characterized by the lack of a body part"
      ],
      "links": [
        [
          "medicine",
          "medicine"
        ],
        [
          "congenital",
          "congenital#English"
        ],
        [
          "anomaly",
          "anomaly#English"
        ],
        [
          "lack",
          "lack#English"
        ],
        [
          "body part",
          "body part#English"
        ]
      ],
      "raw_glosses": [
        "(medicine) indicates a congenital anomaly characterized by the lack of a body part"
      ],
      "tags": [
        "morpheme"
      ],
      "topics": [
        "medicine",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˌpɛ.ro/"
    }
  ],
  "word": "pero-"
}