"pentennial" meaning in All languages combined

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "πέντε",
        "4": "",
        "5": "five"
      },
      "expansion": "Ancient Greek πέντε (pénte, “five”)",
      "name": "uder"
    },
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "annus",
        "4": "",
        "5": "year"
      },
      "expansion": "Latin annus (“year”)",
      "name": "uder"
    },
    {
      "args": {
        "1": "en",
        "2": "",
        "3": "ial"
      },
      "expansion": "+ -ial",
      "name": "suffix"
    }
  ],
  "etymology_text": "From Ancient Greek πέντε (pénte, “five”) + Latin annus (“year”) + -ial.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "pentennial (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -ial",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English undefined derivations",
          "parents": [
            "Undefined derivations",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Five",
          "orig": "en:Five",
          "parents": [
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "The family had plans to attend the pentennial reunion.",
          "type": "example"
        }
      ],
      "glosses": [
        "Synonym of quinquennial: occurring every five years."
      ],
      "id": "en-pentennial-en-adj-DXL-D7F2",
      "links": [
        [
          "quinquennial",
          "quinquennial#English"
        ],
        [
          "occur",
          "occur"
        ],
        [
          "every",
          "every"
        ],
        [
          "five",
          "five"
        ],
        [
          "year",
          "year"
        ]
      ],
      "raw_glosses": [
        "(rare) Synonym of quinquennial: occurring every five years."
      ],
      "synonyms": [
        {
          "extra": "occurring every five years",
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "quinquennial"
        }
      ],
      "tags": [
        "not-comparable",
        "rare"
      ]
    }
  ],
  "word": "pentennial"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "πέντε",
        "4": "",
        "5": "five"
      },
      "expansion": "Ancient Greek πέντε (pénte, “five”)",
      "name": "uder"
    },
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "annus",
        "4": "",
        "5": "year"
      },
      "expansion": "Latin annus (“year”)",
      "name": "uder"
    },
    {
      "args": {
        "1": "en",
        "2": "",
        "3": "ial"
      },
      "expansion": "+ -ial",
      "name": "suffix"
    }
  ],
  "etymology_text": "From Ancient Greek πέντε (pénte, “five”) + Latin annus (“year”) + -ial.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "pentennial (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English terms derived from Ancient Greek",
        "English terms derived from Latin",
        "English terms suffixed with -ial",
        "English terms with rare senses",
        "English terms with usage examples",
        "English uncomparable adjectives",
        "English undefined derivations",
        "en:Five"
      ],
      "examples": [
        {
          "text": "The family had plans to attend the pentennial reunion.",
          "type": "example"
        }
      ],
      "glosses": [
        "Synonym of quinquennial: occurring every five years."
      ],
      "links": [
        [
          "quinquennial",
          "quinquennial#English"
        ],
        [
          "occur",
          "occur"
        ],
        [
          "every",
          "every"
        ],
        [
          "five",
          "five"
        ],
        [
          "year",
          "year"
        ]
      ],
      "raw_glosses": [
        "(rare) Synonym of quinquennial: occurring every five years."
      ],
      "synonyms": [
        {
          "extra": "occurring every five years",
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "quinquennial"
        }
      ],
      "tags": [
        "not-comparable",
        "rare"
      ]
    }
  ],
  "word": "pentennial"
}