"cen-" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "-"
      },
      "expansion": "Ancient Greek",
      "name": "uder"
    },
    {
      "args": {
        "1": "grc",
        "2": "καινός",
        "3": "",
        "4": "new”, “recent"
      },
      "expansion": "καινός (kainós, “new”, “recent”)",
      "name": "m"
    },
    {
      "args": {
        "1": "grc",
        "2": "κοινός",
        "3": "",
        "4": "common"
      },
      "expansion": "κοινός (koinós, “common”)",
      "name": "m"
    },
    {
      "args": {
        "1": "en",
        "2": "ceno-#Usage notes",
        "3": "ceno- § Usage notes"
      },
      "expansion": "ceno- § Usage notes",
      "name": "m"
    }
  ],
  "etymology_text": "An intentional conflation of the Ancient Greek roots καινός (kainós, “new”, “recent”) and κοινός (koinós, “common”). See also ceno- § Usage notes.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prefix",
        "head": "",
        "sort": ""
      },
      "expansion": "cen-",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "cen-",
      "name": "en-prefix"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prefix",
  "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 links with manual fragments",
          "parents": [
            "Links with manual fragments",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English undefined derivations",
          "parents": [
            "Undefined derivations",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "cenancestor"
        }
      ],
      "glosses": [
        "most recent common —"
      ],
      "id": "en-cen--en-prefix-h15fEnne",
      "related": [
        {
          "word": "ceno-"
        },
        {
          "word": "-cene"
        }
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/siːn/"
    }
  ],
  "word": "cen-"
}

{
  "derived": [
    {
      "word": "cenancestor"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "-"
      },
      "expansion": "Ancient Greek",
      "name": "uder"
    },
    {
      "args": {
        "1": "grc",
        "2": "καινός",
        "3": "",
        "4": "new”, “recent"
      },
      "expansion": "καινός (kainós, “new”, “recent”)",
      "name": "m"
    },
    {
      "args": {
        "1": "grc",
        "2": "κοινός",
        "3": "",
        "4": "common"
      },
      "expansion": "κοινός (koinós, “common”)",
      "name": "m"
    },
    {
      "args": {
        "1": "en",
        "2": "ceno-#Usage notes",
        "3": "ceno- § Usage notes"
      },
      "expansion": "ceno- § Usage notes",
      "name": "m"
    }
  ],
  "etymology_text": "An intentional conflation of the Ancient Greek roots καινός (kainós, “new”, “recent”) and κοινός (koinós, “common”). See also ceno- § Usage notes.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prefix",
        "head": "",
        "sort": ""
      },
      "expansion": "cen-",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "cen-",
      "name": "en-prefix"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prefix",
  "related": [
    {
      "word": "ceno-"
    },
    {
      "word": "-cene"
    }
  ],
  "senses": [
    {
      "categories": [
        "English 1-syllable words",
        "English entries with incorrect language header",
        "English lemmas",
        "English links with manual fragments",
        "English prefixes",
        "English terms derived from Ancient Greek",
        "English terms with IPA pronunciation",
        "English undefined derivations"
      ],
      "glosses": [
        "most recent common —"
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/siːn/"
    }
  ],
  "word": "cen-"
}