"caeno-" meaning in Translingual

{
  "etymology_templates": [
    {
      "args": {
        "1": "mul",
        "2": "grc",
        "3": "καινός",
        "4": "",
        "5": "new"
      },
      "expansion": "Ancient Greek καινός (kainós, “new”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Ancient Greek καινός (kainós, “new”).",
  "head_templates": [
    {
      "args": {
        "1": "mul",
        "2": "prefix"
      },
      "expansion": "caeno-",
      "name": "head"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "prefix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English links with manual fragments",
          "parents": [
            "Links with manual fragments",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Translingual entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "Caenocara"
        },
        {
          "word": "Caenolestes"
        }
      ],
      "glosses": [
        "Used to form taxonomic names from pre-existing names, indicating more recent discovery or identification or more recent evolutionary descent"
      ],
      "id": "en-caeno--mul-prefix-5~jNOd9l",
      "related": [
        {
          "word": "cen-"
        }
      ],
      "synonyms": [
        {
          "word": "ceno-"
        }
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "word": "caeno-"
}

{
  "derived": [
    {
      "word": "Caenocara"
    },
    {
      "word": "Caenolestes"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "mul",
        "2": "grc",
        "3": "καινός",
        "4": "",
        "5": "new"
      },
      "expansion": "Ancient Greek καινός (kainós, “new”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Ancient Greek καινός (kainós, “new”).",
  "head_templates": [
    {
      "args": {
        "1": "mul",
        "2": "prefix"
      },
      "expansion": "caeno-",
      "name": "head"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "prefix",
  "related": [
    {
      "word": "cen-"
    }
  ],
  "senses": [
    {
      "categories": [
        "English links with manual fragments",
        "Translingual entries with incorrect language header",
        "Translingual lemmas",
        "Translingual prefixes",
        "Translingual terms derived from Ancient Greek"
      ],
      "glosses": [
        "Used to form taxonomic names from pre-existing names, indicating more recent discovery or identification or more recent evolutionary descent"
      ],
      "tags": [
        "morpheme"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "ceno-"
    }
  ],
  "word": "caeno-"
}