"proplanetary" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":af",
        "3": "pro-",
        "4": "planetary",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Etymology tree\nEnglish pro-\nEnglish planetary\nEnglish proplanetary\nFrom pro- + planetary.",
      "name": "ety"
    }
  ],
  "etymology_text": "Etymology tree\nEnglish pro-\nEnglish planetary\nEnglish proplanetary\nFrom pro- + planetary.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "proplanetary (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries referencing ambiguous etymons",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with etymology texts",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with etymology trees",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with pro-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages using etymon with no ID",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with etymology trees",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "proplanetary disk"
        }
      ],
      "glosses": [
        "Of or pertaining to the early stages in the formation of a planet."
      ],
      "id": "en-proplanetary-en-adj-wwGSZX-R",
      "links": [
        [
          "planet",
          "planet"
        ]
      ],
      "related": [
        {
          "word": "protoplanetary"
        }
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "proplanetary"
}

{
  "derived": [
    {
      "word": "proplanetary disk"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": ":af",
        "3": "pro-",
        "4": "planetary",
        "text": "+",
        "tree": "1"
      },
      "expansion": "Etymology tree\nEnglish pro-\nEnglish planetary\nEnglish proplanetary\nFrom pro- + planetary.",
      "name": "ety"
    }
  ],
  "etymology_text": "Etymology tree\nEnglish pro-\nEnglish planetary\nEnglish proplanetary\nFrom pro- + planetary.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "proplanetary (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "protoplanetary"
    }
  ],
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries referencing ambiguous etymons",
        "English entries with etymology texts",
        "English entries with etymology trees",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms prefixed with pro-",
        "English uncomparable adjectives",
        "Pages using etymon with no ID",
        "Pages with 1 entry",
        "Pages with entries",
        "Pages with etymology trees"
      ],
      "glosses": [
        "Of or pertaining to the early stages in the formation of a planet."
      ],
      "links": [
        [
          "planet",
          "planet"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "proplanetary"
}