"periidro" meaning in Italian

{
  "etymology_templates": [
    {
      "args": {
        "1": "it",
        "2": "peri",
        "3": "idro-"
      },
      "expansion": "peri- + idro-",
      "name": "prefix"
    }
  ],
  "etymology_text": "From peri- + idro-.",
  "head_templates": [
    {
      "args": {
        "inv": "1"
      },
      "expansion": "periidro (invariable)",
      "name": "it-adj"
    }
  ],
  "lang": "Italian",
  "lang_code": "it",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Italian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Italian terms prefixed with peri-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "it",
          "name": "Organic chemistry",
          "orig": "it:Organic chemistry",
          "parents": [
            "Chemistry",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "perihydro"
      ],
      "id": "en-periidro-it-adj-03CsgZw3",
      "links": [
        [
          "organic chemistry",
          "organic chemistry"
        ],
        [
          "perihydro",
          "perihydro"
        ]
      ],
      "raw_glosses": [
        "(organic chemistry, especially in combination) perihydro"
      ],
      "tags": [
        "especially",
        "in-compounds",
        "invariable"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "organic-chemistry",
        "physical-sciences"
      ]
    }
  ],
  "word": "periidro"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "it",
        "2": "peri",
        "3": "idro-"
      },
      "expansion": "peri- + idro-",
      "name": "prefix"
    }
  ],
  "etymology_text": "From peri- + idro-.",
  "head_templates": [
    {
      "args": {
        "inv": "1"
      },
      "expansion": "periidro (invariable)",
      "name": "it-adj"
    }
  ],
  "lang": "Italian",
  "lang_code": "it",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "Italian adjectives",
        "Italian entries with incorrect language header",
        "Italian indeclinable adjectives",
        "Italian lemmas",
        "Italian terms prefixed with peri-",
        "it:Organic chemistry"
      ],
      "glosses": [
        "perihydro"
      ],
      "links": [
        [
          "organic chemistry",
          "organic chemistry"
        ],
        [
          "perihydro",
          "perihydro"
        ]
      ],
      "raw_glosses": [
        "(organic chemistry, especially in combination) perihydro"
      ],
      "tags": [
        "especially",
        "in-compounds",
        "invariable"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "organic-chemistry",
        "physical-sciences"
      ]
    }
  ],
  "word": "periidro"
}