"βίπερ" meaning in Greek

{
  "forms": [
    {
      "form": "víper",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "el",
        "10": "",
        "11": "",
        "12": "",
        "13": "",
        "14": "",
        "15": "",
        "16": "",
        "17": "",
        "18": "",
        "19": "",
        "2": "nouns",
        "20": "",
        "21": "",
        "22": "",
        "23": "",
        "24": "",
        "25": "",
        "26": "",
        "27": "",
        "28": "",
        "3": "indeclinable",
        "4": "",
        "5": "",
        "6": "ind",
        "7": "",
        "8": "",
        "9": "",
        "cat2": "",
        "cat3": "",
        "cat4": "indeclinable nouns",
        "g": "n",
        "g2": "",
        "g3": "",
        "head": "",
        "sort": "",
        "tr2": ""
      },
      "expansion": "βίπερ • (víper) n (indeclinable)",
      "name": "head"
    },
    {
      "args": {
        "1": "n",
        "2": "ind"
      },
      "expansion": "βίπερ • (víper) n (indeclinable)",
      "name": "el-noun"
    }
  ],
  "lang": "Greek",
  "lang_code": "el",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "(vivlío and periptérou), paperback (UK), softback (US). (Chiefly crime and romance novels bought in kiosks)",
          "word": "βιβλίο and περιπτέρου"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Greek entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "el",
          "name": "Books",
          "orig": "el:Books",
          "parents": [
            "Literature",
            "Mass media",
            "Culture",
            "Entertainment",
            "Writing",
            "Media",
            "Society",
            "Human behaviour",
            "Language",
            "Communication",
            "All topics",
            "Human",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Acronym of βιβλίο and περιπτέρου (vivlío and periptérou), paperback (UK), softback (US). (Chiefly crime and romance novels bought in kiosks)"
      ],
      "id": "en-βίπερ-el-noun-ZX67Uft2",
      "links": [
        [
          "βιβλίο",
          "βιβλίο#Greek"
        ],
        [
          "περιπτέρου",
          "περίπτερο#Greek"
        ],
        [
          "paperback",
          "paperback"
        ],
        [
          "softback",
          "softback"
        ]
      ],
      "raw_glosses": [
        "(colloquial) Acronym of βιβλίο and περιπτέρου (vivlío and periptérou), paperback (UK), softback (US). (Chiefly crime and romance novels bought in kiosks)"
      ],
      "synonyms": [
        {
          "english": "VIPER",
          "tags": [
            "neuter"
          ],
          "word": "ΒΙΠΕΡ"
        }
      ],
      "tags": [
        "abbreviation",
        "acronym",
        "alt-of",
        "colloquial",
        "indeclinable"
      ]
    }
  ],
  "word": "βίπερ"
}

{
  "forms": [
    {
      "form": "víper",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "el",
        "10": "",
        "11": "",
        "12": "",
        "13": "",
        "14": "",
        "15": "",
        "16": "",
        "17": "",
        "18": "",
        "19": "",
        "2": "nouns",
        "20": "",
        "21": "",
        "22": "",
        "23": "",
        "24": "",
        "25": "",
        "26": "",
        "27": "",
        "28": "",
        "3": "indeclinable",
        "4": "",
        "5": "",
        "6": "ind",
        "7": "",
        "8": "",
        "9": "",
        "cat2": "",
        "cat3": "",
        "cat4": "indeclinable nouns",
        "g": "n",
        "g2": "",
        "g3": "",
        "head": "",
        "sort": "",
        "tr2": ""
      },
      "expansion": "βίπερ • (víper) n (indeclinable)",
      "name": "head"
    },
    {
      "args": {
        "1": "n",
        "2": "ind"
      },
      "expansion": "βίπερ • (víper) n (indeclinable)",
      "name": "el-noun"
    }
  ],
  "lang": "Greek",
  "lang_code": "el",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "(vivlío and periptérou), paperback (UK), softback (US). (Chiefly crime and romance novels bought in kiosks)",
          "word": "βιβλίο and περιπτέρου"
        }
      ],
      "categories": [
        "Greek acronyms",
        "Greek colloquialisms",
        "Greek entries with incorrect language header",
        "Greek indeclinable nouns",
        "Greek lemmas",
        "Greek neuter nouns",
        "Greek nouns",
        "el:Books"
      ],
      "glosses": [
        "Acronym of βιβλίο and περιπτέρου (vivlío and periptérou), paperback (UK), softback (US). (Chiefly crime and romance novels bought in kiosks)"
      ],
      "links": [
        [
          "βιβλίο",
          "βιβλίο#Greek"
        ],
        [
          "περιπτέρου",
          "περίπτερο#Greek"
        ],
        [
          "paperback",
          "paperback"
        ],
        [
          "softback",
          "softback"
        ]
      ],
      "raw_glosses": [
        "(colloquial) Acronym of βιβλίο and περιπτέρου (vivlío and periptérou), paperback (UK), softback (US). (Chiefly crime and romance novels bought in kiosks)"
      ],
      "tags": [
        "abbreviation",
        "acronym",
        "alt-of",
        "colloquial",
        "indeclinable"
      ]
    }
  ],
  "synonyms": [
    {
      "english": "VIPER",
      "tags": [
        "neuter"
      ],
      "word": "ΒΙΠΕΡ"
    }
  ],
  "word": "βίπερ"
}