"Pro" meaning in Translingual

{
  "etymology_templates": [
    {
      "args": {
        "1": "mul",
        "2": ":der",
        "3": "en:proline",
        "tree": "1"
      },
      "expansion": "Etymology tree\nProto-Indo-European *péh₂wr̥\nProto-Hellenic *pāwər\nAncient Greek πῦρ (pûr)\nProto-Indo-European *-rós\nProto-Hellenic *-rós\nAncient Greek -ρός (-rós)\nAncient Greek πῠρρός (pŭrrhós)der.\nGerman Pyrrolbor.\nEnglish pyrrole\nEnglish -olidine\nEnglish pyrrolidine\nEnglish prolineder.\nTranslingual Pro",
      "name": "etymon"
    },
    {
      "args": {
        "1": "mul",
        "2": "en",
        "3": "proline"
      },
      "expansion": "English proline",
      "name": "der"
    }
  ],
  "etymology_text": "Etymology tree\nProto-Indo-European *péh₂wr̥\nProto-Hellenic *pāwər\nAncient Greek πῦρ (pûr)\nProto-Indo-European *-rós\nProto-Hellenic *-rós\nAncient Greek -ρός (-rós)\nAncient Greek πῠρρός (pŭrrhós)der.\nGerman Pyrrolbor.\nEnglish pyrrole\nEnglish -olidine\nEnglish pyrrolidine\nEnglish prolineder.\nTranslingual Pro\nFrom English proline.",
  "head_templates": [
    {
      "args": {
        "1": "mul",
        "2": "noun"
      },
      "expansion": "Pro",
      "name": "head"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "Englishproline"
        },
        {
          "word": "as established by IUPAC"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Pages using etymon with no ID",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with etymology trees",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Translingual entries with etymology trees",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Translingual entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "mul",
          "name": "Amino acids",
          "orig": "mul:Amino acids",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Abbreviation of Englishproline, as established by IUPAC"
      ],
      "id": "en-Pro-mul-noun-oIO9bI~p",
      "links": [
        [
          "biochemistry",
          "biochemistry"
        ],
        [
          "proline",
          "proline#English"
        ],
        [
          "IUPAC",
          "IUPAC"
        ]
      ],
      "raw_glosses": [
        "(biochemistry) Abbreviation of Englishproline, as established by IUPAC"
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ],
      "topics": [
        "biochemistry",
        "biology",
        "chemistry",
        "microbiology",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "Pro"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "mul",
        "2": ":der",
        "3": "en:proline",
        "tree": "1"
      },
      "expansion": "Etymology tree\nProto-Indo-European *péh₂wr̥\nProto-Hellenic *pāwər\nAncient Greek πῦρ (pûr)\nProto-Indo-European *-rós\nProto-Hellenic *-rós\nAncient Greek -ρός (-rós)\nAncient Greek πῠρρός (pŭrrhós)der.\nGerman Pyrrolbor.\nEnglish pyrrole\nEnglish -olidine\nEnglish pyrrolidine\nEnglish prolineder.\nTranslingual Pro",
      "name": "etymon"
    },
    {
      "args": {
        "1": "mul",
        "2": "en",
        "3": "proline"
      },
      "expansion": "English proline",
      "name": "der"
    }
  ],
  "etymology_text": "Etymology tree\nProto-Indo-European *péh₂wr̥\nProto-Hellenic *pāwər\nAncient Greek πῦρ (pûr)\nProto-Indo-European *-rós\nProto-Hellenic *-rós\nAncient Greek -ρός (-rós)\nAncient Greek πῠρρός (pŭrrhós)der.\nGerman Pyrrolbor.\nEnglish pyrrole\nEnglish -olidine\nEnglish pyrrolidine\nEnglish prolineder.\nTranslingual Pro\nFrom English proline.",
  "head_templates": [
    {
      "args": {
        "1": "mul",
        "2": "noun"
      },
      "expansion": "Pro",
      "name": "head"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "Englishproline"
        },
        {
          "word": "as established by IUPAC"
        }
      ],
      "categories": [
        "Pages using etymon with no ID",
        "Pages with 2 entries",
        "Pages with entries",
        "Pages with etymology trees",
        "Translingual abbreviations",
        "Translingual entries with etymology trees",
        "Translingual entries with incorrect language header",
        "Translingual lemmas",
        "Translingual nouns",
        "Translingual terms derived from Ancient Greek",
        "Translingual terms derived from English",
        "Translingual terms derived from German",
        "Translingual terms derived from Proto-Hellenic",
        "Translingual terms derived from Proto-Indo-European",
        "Translingual terms derived from the Proto-Indo-European word *péh₂wr̥",
        "mul:Amino acids"
      ],
      "glosses": [
        "Abbreviation of Englishproline, as established by IUPAC"
      ],
      "links": [
        [
          "biochemistry",
          "biochemistry"
        ],
        [
          "proline",
          "proline#English"
        ],
        [
          "IUPAC",
          "IUPAC"
        ]
      ],
      "raw_glosses": [
        "(biochemistry) Abbreviation of Englishproline, as established by IUPAC"
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ],
      "topics": [
        "biochemistry",
        "biology",
        "chemistry",
        "microbiology",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "Pro"
}